Answer:
81, 64, 47, 30, 13, -4
Answer:
The next two numbers are 13 and -4.
Step-by-step explanation:
We are subtracting 17 each time.
30 - 17 = 13
13 - 17 = -4
Which property was used to write the equation in step 2? Step 1: 5 (x minus 7) = 55. Step 2: 5 x minus 35 = 55. Step 3: 5 x = 90. Step 4: x = 18. distributive property addition property of equality subtraction property of equality division property of equality
Answer:
Distributive property
Step-by-step explanation:
Answer:
Distributive property
Step-by-step explanation:
I got it rigth on edge
hope this helps!
please help
Which expression represents 4/5t(-10t)?
(A)-8t
(B)46/5t
(C)46/5t^2
(D)-8t^2
Answer:
the best answer is option d
Step-by-step explanation:
4/5 x -10 = -40/5 = -8
t x t = t^2
-8t^2
Answer:
\( \sf \: d) \: - 8 {t}^{2} \)
Step-by-step explanation:
Given expression,
\( \sf \rightarrow \: \frac{4}{5}t \: ( - 10t )\)
Let's simplify the expression,
\( \sf \rightarrow \: \frac{4}{5} t \: ( - 10t) \: \)
\( \sf \rightarrow \: ( \frac{4}{5} \times - 10)( {t} \times t)\)
\( \sf \rightarrow \: ( \frac{ - 40}{ \: 5} )( {t}^{2} )\)
\( \sf \rightarrow \: - 8{t}^{2} \)
Hence, the option (d) is correct.
Galena is going to make pies. She will put 3 5/8 pounds of berries in each one. Which equation can be used to find b, the total number of pounds of berries she will put in the pies ?
F. b= 3 5/8x
G. b= x ÷ 3 5/8
H. b= x — 3 5/8
J. b= x + 3 5/8
Answer:
F
Step-by-step explanation:
b = 3 5/8 × x < -- Times
x is a variable that uses for the representation of the number of pies
Example : 3 pies there
b = 3 5/8 × 3
therefore b = 5.625 pounds
i need help with number seven with a full explanation please
The value of x would be 32.
What are a congruent quadrilaterals?
In geometry, two figures are congruent if they have the same size and shape. Congruent figures can be moved or oriented in different ways, but they will always match up exactly. In the case of quadrilaterals, they are congruent when they have the same side lengths and corresponding angles.
In the given figure PQRS ~ WXYZ
x = YZ
x = 32.
Hence, the value of x would be 32.
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By analyzing the figure, The value of x would be 32.
What are a congruent quadrilaterals?In geometry, two figures are congruent if they have the same size and shape. Congruent figures can be moved or oriented in different ways, but they will always match up exactly. In the case of quadrilaterals, they are congruent when they have the same side lengths and corresponding angles.
In the given figure PQRS ~ WXYZ
x = YZ
x = 32.
Hence, the value of x would be 32.
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Which equation does not represent a line with an x-intercept of 3?
A) y = -2x + 6
B) y = -1/3 + 1
C) y = 2/3x - 2
D) y = 3x - 1
Answer: D. y=3x-1 does not =3
Step-by-step explanation:
To find the x-intercept, we let y=0 and solve for x.
Using choice A:
0=-2x+6
2x=6
x=3
Using choice B:
0=− 1/3x + 1
1/3x = 1
x = 3
Using choice C:
0= 2/3x−2
−2/3x = -2
x=3
Using choice D:
0=3x-1
-3x=1
x=−1/3
So, the correct answer is choice D. Does NOT = 3
2. Divide R3 520 in the ratio 11:12:17.
Answer:
Rs 3520 is divided in the ratio 11:12:17 as rs 968, rs 1056, and rs 1469
Step-by-step explanation:
According to the question, we have to divide rs 3520 in the ratio 11:12:17
let the common ratio be x
so, total share= (11+12+17)x = 40 x
for the first person, share would be (11x/40x)*(Rs 3520)
=Rs 968
for the second person, share would be (12x/40x)*(Rs 3520)
=Rs 1056
for the third person, share would be (17x/40x)*(Rs 3520)
=Rs 1496
The shares are Rs 968, Rs 1056, and Rs 1469
hope this helps :)
What’s the answers to this one
Answer:
g(- 2) = 0, g(4) = - 4
Step-by-step explanation:
x = - 2 in the interval - 2 ≤ x ≤ 4 , then
g(- 2) = 0
x = 4 in the interval 4 ≤ x < 10 , then
g(4) = - 4
Z23w1120х23YWhat is the measure of angle Z?
We are given a trapezoid and we are asked to determine one of its angles. To do that we need to have into account that the following angles are equal:
\(\begin{gathered} \angle W=\angle X \\ \angle Z=\angle Y \end{gathered}\)Also, the sum of two different angles must be equal to 180, therefore, we have the following relationship:
\(\angle W+\angle Z=180\)Replacing the value of angle W:
\(112+\angle Z=180\)Subtracting 112 to both sides:
\(\begin{gathered} \angle Z=180-112 \\ \angle Z=68 \end{gathered}\)Therefore, the measure of angle Z is 68.
Kathy is going to buy a book at the bookstore for $9.45. The tax rate is 10%. What is the total cost Kathy would have to pay?
The ratio of Maggie's age now to her brother Steven's age now is 2:3. In ten years, the ratio of their ages will be 4:5. How old in Maggie now? Do not label years old in your answer.
Answer: Maggie is currently 10 years old.
====================================================
Explanation:
M = Maggie's age today
S = Steven's age today
The ratio of their current ages, specifically Maggie's age to Stevens age, is 2:3. So 2/3 = M/S
We can cross multiply to get 2S = 3M and divide both sides by 2 getting S = 3M/2 = 1.5M
So whatever Maggie's age is, we multiply by 1.5 to get Steven's age. This only applies to their current present day ages.
----------------------
In 10 years, Maggie will be M+10 years old and Steven will be S+10 years old.
The ratio of their ages at this point in time is 4:5, so,
4/5 = (M+10)/(S+10)
4(S+10) = 5(M+10) ..... cross multiply
4S+40 = 5M+50
4S-5M = 50-40
4S-5M = 10
4(1.5M) - 5M = 10 .... plug in S = 1.5M
6M - 5M = 10
M = 10
Maggie is currently 10 years old.
----------------------
Extra info:
Use the value of M to find S.
S = 1.5*M
S = 1.5*10
S = 15
So Steven is currently 15 years old.
The ratio of Maggie's current age to Steven's current age is M/S = 10/15 = 2/3 which turns into 2:3
In 10 years, Maggie will be M+10 = 10+10 = 20 and Steven will be S+10 = 15+10 = 25
The ratio of their ages now is (M+10)/(S+10) = 20/25 = 4/5 leading to the ratio 4:5
This confirms our answers.
50 points!! Please help will name brainliest.
help asap !!
The junior and senior classes of a high school surveyed their respective classmates to help decide which of three options is best to raise money for school activities. The results are shown in the two-way frequency table. Calculate the relative frequencies of each cell in the two-way table, and enter the values in the blank table as a percent rounded to the nearest tenth.
The required solutions to the questions are explained below:
1. For Car wash
Relative frequency for Juniors = \(\frac{37}{66}\) x 100%= 56.06
Relative frequency for Juniors = 56.1%
Relative frequency for Seniors = \(\frac{29}{66}\) x 100%= 43.94
Relative frequency for Seniors = 43.9%
Total in percentage = 56.1% + 43.9%= 100%
2. For Bake sale
Relative frequency for Juniors = \(\frac{25}{44}\) x 100%= 56.82
Relative frequency for Juniors = 56.8%
Relative frequency for Seniors = \(\frac{19}{44}\) x 100%= 43.18
Relative frequency for Seniors = 43.2%
Total in percentage = 56.8% + 43.2%= 100%
3. For Talent show
Relative frequency for Juniors = \(\frac{16}{44}\) x 100%= 36.36
Relative frequency for Juniors = 36.4%
Relative frequency for Seniors = \(\frac{28}{44}\) x 100%= 63.64
Relative frequency for Seniors = 63.6%
Total in percentage = 36.4% + 63.6%= 100%
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____ are sequences of any types of characters (including numbers that are treated as characters rather than digits).O ScalarsO StringsO VariablesO Constants
Strings are sequences of any types of characters (including numbers that are treated as characters rather than digits). Therefore, the correct option is option 2.
The reason for this is that strings are essentially a collection or sequence of characters that are enclosed within quotation marks. They can contain any type of character, including letters, numbers, symbols, and spaces. Unlike numbers, which are treated as digits and can be used in mathematical operations, strings are treated as individual characters and are primarily used for text-based data.
Scalars, variables, and constants can all be used to store data, but they are not necessarily sequences of characters like strings are. Scalars are single values, such as numbers or booleans. Variables can hold any type of data, including scalars, arrays, and objects. Constants are variables whose value cannot be changed once they are defined. While strings can be assigned to variables and constants, they are not the same thing as these types of data. Hence, the correct answer is option 2.
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Mara and Jonathan each created a sequence of numbers using a rule. Both sequences start with 0 as the first number. Mara’s rule is “add 3,” and Jonathan’s rule is “add 5.” Which statement about their sequences is true?
Answer:
Both can be true irrespective of the common difference.
5. water is poured into a right cylindrical tank at a rate of 6 cubic inches per minute. if the radius of the base is 20 inches long; how fast is the height changing when the water level is 12 inches high?
The height is changing at the rate of 1/20in per minute in the given right cylindrical tank.
What is the right cylindrical tank?A right circular cylinder has parts that are perpendicular to its base and a closed circular surface with two parallel bases on both ends. Another name for it is a right cylinder.The formula V = r²(h) can be used to determine a cylinder's volume (h). Finding the area of the circular base shape and multiplying it by the height is all that is required to calculate a cylinder's volume.So, the changing the rate of the height:
The volume formula: V = r²(h)Where r is 20in and Volume is given 12in.Calculate height as follows:
V = r²(h)20 = 20²(h)20 = 400(h)h = 20/400h = 1/20in per minute
Therefore, the height is changing at the rate of 1/20in per minute in the given right cylindrical tank.
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Write an algebraic expression for
The product of w and 5
Answer:
5w
Step-by-step explanation:
5*w
5w
Answer:
5w or x=5w
Step-by-step explanation:
In an algebraic expression, there is a coefficient(5) and a variable(w)
The product of 5w is x , so the expression can be 5w which implies the x product, or it can be x=5w which is the complete expression.
A grocer purchased 80kg of rice at rs90 per kg and sold at rs 99 per kg. 1)Find his profit/loss. 2)Find his profit/loss percent.
Answer:
Step-by-step explanation:
A grocer purchased 80kg of rice at rs90 per kg and sold at rs 99 per kg. 1)Find his profit/loss. 2)Find his profit/loss percent
Use the properties of logarithms to expand each logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.
Answer:
xvdsltoqk73jyeu54344y5eg62iuyeytmemymduememwu
Solve the linear equation for x.
–4.8(6.3x – 4.18) = –58.56
x =
Answer:
x = 2.6
Step-by-step explanation:
–4.8(6.3x – 4.18) = –58.56
-30.24x + 20.064 = -58.56
-30.24x = -78.624
x = 2.6
So, x = 2.6 is the answer.
Answer:
I am so sorry for the misunderstanding. x=2.6
Step-by-step explanation:
Distribute
−4.8(6.3x−4.18)=−58.56
−30.24x+20.064=−58.56
Subtract 20.064 from both sides
−30.24x+20.064=−58.56
−30.24x+20.064−20.064=−58.56−20.064
Simplify the expression
Subtract the numbers
−30.24x+20.064−20.064=−58.56−20.064
−30.24x=−58.56−20.064
Subtract the numbers
−30.24x=−58.56−20.064
−30.24x=−78.624
−30.24x+20.064−20.064=−58.56−20.064
−30.24x=−78.624
Divide both sides by the same factor
−30.24x=−78.624
−30.24x/30.24=−78.624/30.24
Simplify the expression
So there for, x=2.6
29 What is the length of a rectangle with width 10 in. and area 45 in.²?
Answer:
l=4.5
Step-by-step explanation:
The area of a rectangle is length times width.
Area = LW
L = length
W = width
L = Area / W
L = 45 / 10
L = 4.5
While mining, Nancy found a large metal bar that contained 38 pounds of gold. Nancy also determined that the bar was 95% gold. What was the total weight of the metal bar in pounds?
Answer:
56%
Step-by-step explanation:
tripling the linear size of an object multiplies its area by
Tripling the linear size of an object multiplies its area by a factor of nine.
When the linear size of an object is tripled, the area of the object is multiplied by 9.
This can be understood by considering the relationship between the linear size and the area of an object. If we assume that the object has a regular shape and the linear size refers to the length of its sides, then the area is directly proportional to the square of the linear size.
Let's denote the initial linear size of the object as L and the initial area as A. When the linear size is tripled, it becomes 3L. According to the square proportionality, the new area (A') can be expressed as:
A' = (3L)^2
A' = 9L^2
Comparing A' with the initial area A, we can see that A' is 9 times larger than A. Therefore, tripling the linear size of an object multiplies its area by 9.
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Can someone please help me with this math
The value of x in the given inequality is x is greater than or equal to 16.
What is inequality?Using symbols like (less than), > (greater than), (less than or equal to), or (greater than or equal to), an inequality compares two values or expressions and illustrates their connection (not equal to). When values or phrases are being compared, it is said that there exist inequalities. For instance, the inequality x + 2 7 signifies that "x plus 2 has a value less than 7."
The given inequality is x - 4 ≥ 12.
Add 4 on both sides of the inequality:
x - 4 + 4 ≥ 12 + 4
x ≥ 16
Hence, the value of x in the given inequality is x is greater than or equal to 16.
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Choose the correct description of the following quadratic formula hen compared to the parent function (x^2)
Answer:
is the answer C is correct bro
Answer: B
Step-by-step explanation:
B. The negative in front indicates direction. It's a quadratic opening down. and the 6 is the stretch
Instead of over 1 down 1 it goes over 1 down 6 from the vertex. so it's skinnier
PLEASE HURY IM TIMED!!!!!!!
pick true or false.
Inequality True False
6.1<6.1
−2≤−2
5.6≥5.6
-4 > 4
Answer:
Step-by-step explanation:
false true true false
Answer:
false true true and false
Step-by-step explanation:
I need help. there two options that's right but I don't know
Answer:
A
Step-by-step explanation:
Random explanation so ya dont judge me dobt listen to my answers
Answer:
A
Step-by-step explanation:
mah brotha cuz I said so
Triangle Sums***GRADED 1 of 51 of 5 Items #1 Triangle RST is shown. What is the measure of ∠T? Record your answer and fill in the bubbles on the grid. Be sure to use correct place value.
Answer:
\(\angle T = 70\)
Step-by-step explanation:
Given
\(\angle T= 2x\)
\(\angle S= 75\)
\(\angle R= x\)
See attachment for triangle
Required
Calculate \(\angle T\)
First, we add up the angles in the triangle;
\(\angle R + \angle S + \angle T = 180\)
\(x + 75 + 2x = 180\)
Collect like terms
\(x + 2x = 180 - 75\)
\(3x = 105\)
Solve for x
\(x = \frac{105}{3}\)
\(x = 35\)
Given that:
\(\angle T= 2x\)
\(\angle T = 2 * 35\)
\(\angle T = 70\)
URGENT can someone please answer #9 i will give brainliest, this is due at 11:59
Answer:
1. slope: -1/2
2. y-int. : 15
3. 15 months
explanation:
15) plug in 0 for x (months)
y= -1/2x + 15
y= -1/2(0) + 15
y= 15
(3x-4y)^3 expanded form
Answer:
27x³ + 108x²y + 144xy² + 64y³
Step-by-step explanation:
How to solve for question 24. Find the surface area of the hemisphere given that the area of a great circle is 227.0 square kilometers.
Given that the are of the great circle is 227 km^2.
The hemisphere is the half of a sphere, the surfsce area wiill be:
SA= (1/2)surface area of the sphere+ base area
the curve surface area will be:
\(\frac{1}{2}*4\pi r^2\)and we know that the base area is:
\(\begin{gathered} BA=\pi r^2=227km^2 \\ r^2=\frac{227km^2}{\pi} \\ r=\sqrt[\placeholder{⬚}]{\frac{227}{\pi}}=8.5km \end{gathered}\)substituting:
\(\begin{gathered} SA=\frac{1}{2}(4\pi r^2)+227km^2 \\ SA=2\pi(8.5km)^2+227km^2=680.96km^2 \end{gathered}\)The surface area is: 680.96 square kilometers.