Answer:
hi Krystal , I am Felicia
ILL GIVE BRIANLIEST TO WHOMEVER IS RIGHT, PLEASE HELPPPP
Answer:
(A). y = - 60 x + 500
Step-by-step explanation:
( 0 , 500 ) -----> b = 500
( 5 , 200 )
m = \(\frac{200-500}{5-0} \) = \(\frac{-300}{5} \) = - 60
y = - 60 x + 500
Andre and Elena are each saving money. Andre starts with $120 in his savings account and adds $5 per week. Elena starts with $50 in her
savings account and adds $15 each week
After 4 weeks how much will they have.
After how many weeks will they both have the same amount of money.
Answer:
140 for andre and elena will have 110 dollars
Find four consecutive even integers such that if the sum of the first and third is multiplied by 5 the result is 12 more than 8 times the fourth.
-8-10,-12-14
-8 plus -12 is -20
-20 times 5 is -100
-14 times 8 is -112
-100 is 12 more than -112
Does (-7,-7) make the equation y=x true
Answer: Yes it does.
Step-by-step explanation:
Please answer this question !!!
The empirical probability of rolling a 3 is 467% more than its theoretical probability
What is probability?Its fundamental concept is that someone will nearly surely occur. The proportion of positive events in comparison to the total of occurrences.
Then the probability is given as,
P = (Favorable event) / (Total event)
A six-sided pass-on from obscure predisposition is moved multiple times, and the number 3 comes up multiple times. In the following three adjustments (the bite of the dust is moved multiple times in each round), the number 3 comes up 6 times, 5 times, and 7 times.
Then empirical probability is given as,
P = (6/20) x (5/20) x (7/20)
P = 21/800
P = 0.02625
The theoretical probability is given as,
P = (1/6) x (1/6) x (1/6)
P = 1 / 216
P = 0.004629
Then the percentage is given as,
Percentage = [(0.02625 - 0.004629) / 0.004629] x 100
Percentage = 467%
The empirical probability of rolling a 3 is 467% more than its theoretical probability
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4. jorge has $800 in his savings
account. he is looking at two savings plans. under plan a, he will increase his account balance by $200 per year. under flan b, he will increase his account balance by 15% each year.
a.) write an equation for the amount john will have with plan a
b.) write an equation john will have with plan b
With plan A and B John will save 2800 and 2000 $ respectively.
What are savings?Savings are the funds left over after subtracting a person's consumer spending from their disposable income during a certain time period. After all expenses and responsibilities have been met, savings signifies a net excess of funds for a person or household.
plan A formula is y = 800 + (200 * x)
plan B formula is y = 1500 * 15% * x
when x = 10, you get:
plan A = 2800
plan B = 2000
plan A has 800 dollars more than plan B.
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A shelf is built on a wall, as shown below. What is the value of x?
Answer:
X=25
Step-by-step explanation:
All angles of a triangle add up for 180
We know that there is a 90 degree right angle.
So (x+25)+(2x-10)=180-90
Remove parenthesis since they don't matter in this problem.
x+25+2x-10=90
Combine similar terms
3x+15=90
Subtract 15 from both sides
3x=75
Divide both sides by 3
x=25
Ramon is graphing the function f(x) = 3(4)x. He begins by plotting the initial value. Which graph represents his initial step?
On a coordinate plane, the point (0, 3) is graphed.
On a coordinate plane, the point (0, 4) is graphed.
On a coordinate plane, the point (3, 0) is graphed.
On a coordinate plane, the point (4, 0) is graphed.
The graph that represents Ramon's initial step is, On a coordinate plane, the point (0, 3) is graphed.
What is an ordered pair?The ordinate and abscissa of the x coordinate, along with two values specified in parentheses in a specific order, make up an ordered pair.
Pair in Order = (x, y) where x represents the abscissa, the measure of a point's separation from the main axis, and y represents the ordinate, the measure of a point's separation from the secondary axis.
Given, Ramon is graphing the function f(x) = 3 + (4)x.
We know the initial value of a function is determined when the independent variable is set to zero.
Here the independent variable is 'x'.
Now, at x = 0,
f(0) = 3 + (4)(0).
f(0) = 3.
So, The ordered pair is (0, 3).
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Answer:
a
Step-by-step explanation:
I need the answer along with the procedure
Answer:
Step-by-step explanation:
First, find the slope of the given line by finding two points. (0, 3) and (1, 1)
Use the equation for slope rise/run to find the slope.
From the left point to the right point, it goes down 2 units and to the right by 1 unit
-2/1 = -2 = slope
We already know the y-intercept which is y = 3, when x=0 and when the line crosses the y-axis
y=-2x+3 is the equation of the line.
Perpendicular line's slope is the opposite reciprocal of the original line's slope. Opposite reciprocal of -2 would be 1/2
y = 1/2(x)
y=1/2x -5/2
area = ___ square units
Answer:
15 units^2
Step-by-step explanation:
Formula for area:
length × width or l × w
Count the length of BA or CD (they should equal the same):
Length (l) = 5 units
Count the width of AD or BC (they should equal the same):
Width (w) = 3 units
Plug these numbers into the formula:
5 units × 3 units
15 units^2
Tommy, Luisa, and Ben painted a room. Tommy painted 1/3 of the room
and Luisa painted 2/5 of the room. What fraction of the room did Ben
paint?
O
1/4
3/7
O
4/15
6/11
Please help!!
Answer:
4/15
Step-by-step explanation:
Answer:
Ben painted \(\frac{4}{15}\) of the room
Step-by-step explanation:
For this, you must add \(\frac{2}{5} + \frac{1}{3}\)
5 (3) = 15
In order to get 5 to 15, you multiply by 3, therefore
2(3) = 6
In order to get 3 to 15, you multiply by 5, therefore
1(5) = 5
Which means you now have,
\(\frac{6}{15} + \frac{5}{15}\)
Which is equal to
\(\frac{11}{14}\)
Now an equation can be set up
11 + X = 15
-11 -11
X = 4
Ben painted \(\frac{4}{15}\) of the room
-Hope this helps!
Find the volume of a right circular cone that has a height of 14.3 ft and a base with a diameter of 17.2 ft. Round your answer to the nearest tenth of a cubic foot.
Answer:
Volume of the given cone is 1107.6 cubic feet.
Step-by-step explanation:
Formula to get the volume of a right circular cone is,
V = \(\frac{1}{3}\pi r^{2}h\)
Here r = radius of the circular base
h = height of the cone
Now we put the values in the given formula
Volume = \(\frac{1}{3}\pi (8.6)^2(14.3)\) [ radius = \(\frac{17.2}{2}=8.6\) ]
= \(\frac{1057.628\pi }{3}\)
= 1107.55
≈ 1107.6 cubic feet
Therefore, volume of the given cone is 1107.6 cubic feet.
Answer:
146.6 ft3
Step-by-step explanation:
Diane bought some books. She spent a total of $58 after a discount of $7 off of her total purchase. Each book cost $5. How many books did she buy
Need help asap
Answer:
Step-by-step explanation:
Total spent - discount = total cost of books:
$58 - $7 = $51
Total cost of books ÷ cost of each book:
$51 ÷ $5 = 10.2 books
(The math is right, but the answer doesn't really make sense, so double-check the question, or round. I may also just be wrong. Just FYI)
What is the topic of an informational writing piece? (1 point) the subject or focus of your writing the formal meanings of words the way you group information information and how it is organized
The topic of an informational writing piece is the subject or focus of the writing. It refers to the main idea or subject matter that the writer intends to convey to the reader. The topic is what the entire writing piece is all about, and it is usually stated in the introduction or thesis statement.
In informational writing, the topic serves as a guide for the writer to organize and present information to the reader in a logical and coherent manner. The writer uses different strategies to help the reader understand the topic, such as providing examples, definitions, and supporting evidence. The topic also helps the writer to stay on track and avoid veering off course into irrelevant information.
Moreover, the topic of an informational writing piece should be clearly defined and specific, allowing the writer to provide in-depth information and analysis. This helps the reader to gain a deeper understanding of the subject matter and draws them in to read more. A clear and specific topic also helps the writer to stay focused and avoid ambiguity or confusion.
Overall, the topic is the foundation of an informational writing piece, providing the framework for the presentation of information and analysis. It is important for the writer to carefully choose and define the topic, ensuring that it is relevant and interesting to the reader.
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is a hotdog a taco or a sandwitch?
Answer:
Step-by-step explanation:
None of them
what is the length and width of a basketball court
The length of a standard basketball court is 94 feet (28.65 meters), and the width is 50 feet (15.24 meters).
A standard basketball court is rectangular in shape and follows certain dimensions specified by the International Basketball Federation (FIBA) and the National Basketball Association (NBA). The length and width of a basketball court may vary slightly depending on the governing body and the level of play, but the most commonly used dimensions are as follows:
The length of a basketball court is typically 94 feet (28.65 meters) in professional settings. This length is measured from baseline to baseline, parallel to the sidelines.
The width of a basketball court is usually 50 feet (15.24 meters). This width is measured from sideline to sideline, perpendicular to the baselines.
These dimensions provide a standardized playing area for basketball games, ensuring consistency across different courts and facilitating fair play. It's important to note that while these measurements represent the standard dimensions, there can be slight variations in court size depending on factors such as the venue, league, or specific regulations in different countries.
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Write the equation of the line with a slope of -5/4 and a y-intercept of 2.
a) y=1/4x+2
b) y=2x-5/4
c) y=-1/4x+2
d) y=-5/4x+2
Answer:
D, y=-5/4x+2
Step-by-step explanation:
the slope always comes before "x", and the y-intercept comes last when written in slope intercept. So y=-5/4x+2 is correct.
A) x= all real #s
B) x>0
C) x=5
D) x=12
Answer:
Set of all real numbers
Step-by-step explanation:
When we talk of domain, we mean the possible values of x that the equation can take without being undefined
So x-values that makes the equation defined are the domain of the graph
From the diagram, we can see that the graph extends from negative infinity to positive infinity
What this mean is that the possible values here come from the top right and extends to the left
So this means that the range of possible values are the set of all real numbers
Pre-Algebra Writing Question (Image below) Please do everything that it says in the image most people don't do it, it's Part A and B
The sοlutiοn οf the given equatiοn is x=7 and cοrrect.
What is equatiοn?The equal sign ('=') cοnnects twο expressiοns tο fοrm a mathematical statement. There needs tο be at least οne unknοwable variable fοr the result tο be determined. An example οf an equatiοn is 3x - 8 = 16. When this equatiοn is sοlved, the result is x = 8.
Part A:
Given equatiοn is
3x+2(4+6x)= 113----------(1)
Multiplying the bracket term by 2 we get
3x+8+12x=113
Arranging the similar terms in the left hand side we get,
3x+12x+8=113
Subtracting 8 frοm bοth sides we get,
3x+12x+8-8=113-8
⇒(3x+12x)= 105
Adding the similar terms in the left hand side we get,
15x = 105
Dividing bοth sides by x= 105/15=7
Sο sοlving the equatiοn we get x=7.
Part B:
Checking fοr the sοlutiοn:
If the sοlutiοn is right then putting the value οf x in the left hand side οf the given equatiοn will prοduce the right hand side.
putting x=7 in the left hand side οf equatiοn (1),
3x+2(4+6x)
= 3×7+2(4+6×7)
= 21+2(4+42)
= 21+ 2×46
= 21+ 92
= 113
Which is the right hand side οf equatiοn (1).
Sο, the sοlutiοn is cοrrect and checked.
Hence, the sοlutiοn οf the given equatiοn is x=7 and cοrrect.
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in a map of scale of 1 cm represents 75 km. what should be the distance on a map if two towns are 400 km away?
Answer:
≈ 5.3 cm.
Step-by-step explanation:
If 1 cm. represents 75 km. then dividing that by 400 to get 5.3333.. or just 5.3, we can safely say that on a map, two towns that would be 400 km. apart, would only appear a bit over 5 cm. apart on a map!
Which value(s) is a solution for the inequality
f < 4?
Answer:
665
Step-by-step explanation:
kmnbvcxsdrftyuiol,m nbvcxsdftgyhuio
Answer:
s = s
f < 4 = s
Step-by-step explanation:
Nasim is working two summer jobs, making $9 per hour walking dogs and $8 per hour clearing tables. Nasim must earn no less than $130 this week. Write an inequality that would represent the possible values for the number of hours walking dogs, dd, and the number of hours clearing tables, cc, that Nasim can work in a given week.
The inequality that would represent the possible values for the number of hours walking dogs is 9d + 8c ≥ 130
What is an inequality?Inequalities are created through the connection of two expressions. It should be noted that the expressions in an inequality aren't always equal. Inequalities implies that the expressions are not equal. They are denoted by the symbols ≥ < > ≤.
Let number of hours walking dogs = d
Let number of hours clearing tables = c
The appropriate inequality is 9d + 8c ≥ 130.
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Name and describe at least four fractions you see in the picture of the animals.
Answer:
6/2
2/6
6/6
2/2
Step-by-step explanation:
(1.1: modeling) matt is a software engineer writing a script involving 6 tasks. each must be done one after the other. let ti be the time needed to complete the ith task. these times have a certain structure: •the total time needed to complete any 3 adjacent tasks is half the total time required to complete the next two tasks. •the second task takes 1 second. •the fourth task takes 10 seconds.
(t₁......t₆) = (5, 1, 44, 10, 90, 20) is the solution of the given matrix.
(A) An augmented matrix for a system of equations is a matrix of numbers where each column represents all the coefficients for a single variable and each row represents the constants from one equation (both the coefficients and the constant on the other side of the equal sign).
The system's augmented matrix is shown here:
\(\left[\begin{array}{cccccc|c}1 & 1 & 1 & -\frac{1}{2} & -\frac{1}{2} & 0 & 0 \\0 & 1 & 1 & 1 & -\frac{1}{2} & -\frac{1}{2} & 0 \\0 & 1 & 0 & 0 & 0 & 0 & 1 \\0 & 0 & 0 & 1 & 0 & 0 & 10\end{array}\right]\)
(B) Use these row operations to convert this augmented matrix to a reduced echelon form.
Row 2 should be subtracted from row 1, row 2 from row 3, and row 3 should be added to row 2.Increase row 3 by 1.Subtract row 4 from row 3 and multiply row 4 by row 1.Here is the augmented matrix's reduced echelon form:
\(\left[\begin{array}{ccccccc}1 & 0 & 0 & 0 & 0 & \frac{1}{2} & 15 \\0 & 1 & 0 & 0 & 0 & 0 & 1 \\0 & 0 & 1 & 0 & -\frac{1}{2} & -\frac{1}{2} & -11 \\0 & 0 & 0 & 1 & 0 & 0 & 10\end{array}\right]\)
(C) There are more rows:
\(\begin{array}{lllllll}0 & 0 & 0 & 0 & 0 & 1 & 20\end{array},\\\begin{array}{lllllll}1 & 1 & 1 & 0 & 0 & 0 & 50\end{array}\)
Augmented matrix:
\(\left[\begin{array}{ccccccc}1 & 0 & 0 & 0 & 0 & \frac{1}{2} & 15 \\0 & 1 & 0 & 0 & 0 & 0 & 1 \\0 & 0 & 1 & 0 & -\frac{1}{2} & -\frac{1}{2} & -11 \\0 & 0 & 0 & 1 & 0 & 0 & 10 \\0 & 0 & 0 & 0 & 0 & 1 & 20 \\1 & 1 & 1 & 0 & 0 & 0 & 50\end{array}\right]\)
(D) You must employ these row operations in order to solve the system.
Subtract row 1 from row 6, row 2 from row 6, row 3 from row 6, swap rows 5 and 6, add row 5 to row 3, multiply row 5 by 2, subtract row 1 from row 6, and row 1 from row 6 multiplied by 1/2. Add row 6 multiplied by 1/2 to row 3.\(\left[\begin{array}{lllllll}1 & 0 & 0 & 0 & 0 & 0 & 5 \\0 & 1 & 0 & 0 & 0 & 0 & 1 \\0 & 0 & 1 & 0 & 0 & 0 & 44 \\0 & 0 & 0 & 1 & 0 & 0 & 10 \\0 & 0 & 0 & 0 & 1 & 0 & 90 \\0 & 0 & 0 & 0 & 0 & 1 & 20\end{array}\right]\)
Therefore, (t₁......t₆) = (5, 1, 44, 10, 90, 20) is the solution of the given matrix.
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Which statements are always true regarding the diagram? Select three options. m∠5 + m∠3 = m∠4 m∠3 + m∠4 + m∠5 = 180° m∠5 + m∠6 =180° m∠2 + m∠3 = m∠6 m∠2 + m∠3 + m∠5 = 180°
The statements that are always true regarding the diagram of angles are m∠5 + m∠6 = 180°, m∠2 + m∠3 = m∠6 and m∠2 + m∠3 + m∠5 = 180°. So, the correct options are C), D) and E).
From the attached diagram we can observe that the angle 2, angle 3 and angle 5 are the interior angles of the triangle.
So, the sum of these angles must be 180°
⇒ m∠2 + m∠3 + m∠5 = 180°
By Exterior Angle Theorem,
m∠5 + m∠2 = m∠4
Also, m∠2 + m∠3 = m∠6
We know that the sum of the adjacent interior and exterior angles is 180°.
So, m∠5 + m∠6 =180°
So, the correct answer are C), D) and E).
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--The given question is incomplete, the complete question is given below " Which statements are always true regarding the diagram? Select three options.
a, m∠5 + m∠3 = m∠4
b, m∠3 + m∠4 + m∠5 = 180°
c, m∠5 + m∠6 =180°
d, m∠2 + m∠3 = m∠6
e, m∠2 + m∠3 + m∠5 = 180° "--
what is the absolute value of 2+2i?
Answer:4
Step-by-step explanation:
Answer:
4 or 2
Step-by-step explanation:
The absolute value of the complex number, 2i, is 2.
PLEASE HELP ASAP!!!!!
Answer:
Step-by-step explanation:
Simplify - 9 + (- 1/3y) + 6 - 4/3y
Answer:
The answer is -3 - 5y/3
Step-by-step explanation:
Simplify the expression.
Hoped this helped!
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The pet store has 6 puppies, 9 kittens, 4 lizards, and 5 snakes. if you select five pets from the store randomly, what is the probability that at least one of the pets is a puppy?
The probability that at least one of the pets selected is a puppy is approximately 0.7887 or 78.87%.
To calculate the probability that at least one of the pets is a puppy, we can find the probability of the complement event (none of the pets being a puppy) and subtract it from 1.
The total number of pets in the store is 6 puppies + 9 kittens + 4 lizards + 5 snakes = 24.
The probability of selecting a pet that is not a puppy on the first selection is (24 - 6) / 24 = 18 / 24 = 3 / 4.
Similarly, on the second selection, the probability of selecting a pet that is not a puppy is (24 - 6 - 1) / (24 - 1) = 17 / 23.
For the third selection, it is (24 - 6 - 1 - 1) / (24 - 1 - 1) = 16 / 22.
For the fourth selection, it is (24 - 6 - 1 - 1 - 1) / (24 - 1 - 1 - 1) = 15 / 21.
For the fifth selection, it is (24 - 6 - 1 - 1 - 1 - 1) / (24 - 1 - 1 - 1 - 1) = 14 / 20 = 7 / 10.
To find the probability that none of the pets is a puppy, we multiply the probabilities of not selecting a puppy on each selection:
(3/4) * (17/23) * (16/22) * (15/21) * (7/10) = 20460 / 96840 = 0.2113 (approximately).
Finally, to find the probability that at least one of the pets is a puppy, we subtract the probability of the complement event from 1:
1 - 0.2113 = 0.7887 (approximately).
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Write the equation of a circle if its diameter has endpoints (2, 1) and (6, -3).
Answer:
y = -x + 3
Step-by-step explanation:
Given:
Coordinates are (2, 1) and (6, -3)
y = mx + c
For Coordinate (2, 1)
1 = m(2) + c
1 = 2m + c ........... Eq1
For Coordinate (6, -3)
-3 = m(6) + c
-3 = 6m + c ........... Eq2
From Eq2 - Eq1
6m - 2m = -3 - 1
4m = - 4
m = -1
From eq 1
1 = 2m + c
1 = 2(-1) + c
1 = -2 + c
c = 2 + 1
c = 3
So,
y = mx + c
y = (-1)(x) + 3
y = -x + 3