The reasons for the steps are given below.
The value of x is -4.
What is an equation?An equation is a mathematical statement that is made up of two expressions connected by an equal sign.
Example:
2x + 3 = 7 is an equation.
We have,
-2(4x + 3) = 26
[ The distributive property of multiplication over addition ]
-2(4x) + -2(3) = 26
-8x - 6 = 26
[ Adding 6 on both sides ]
-8x - 6 + 6 = 26 + 6
-8x = 32
[ Divide -8 into both sides ]
-8x/-8 = 32/-8
x = -4
Thus,
The reasons for the steps are given above.
x = -4
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A store sells 4 pounds of apples for $7. Another store sells 3 pounds of apples
for $5.40. Which is the better buy?
Answer:
Store A you get more apples for a cheaper price
Step-by-step explanation:
Store A:
7/4 = $1.75 per pound
Store B:
5.40/3= $1.80 per pound
What is the equation of a line that passes through the point (8,-2) and is parallel to the line whose equation is 3x+4y=15?
Answer:
y = -3x/4 + 4
Step-by-step explanation:
slope m = -3/4
-2=(-3/4)×8+b
or, b = 4
y = mx + b
y = -3x/4 + 4
Answered by GAUTHMATH
Miranda invested $14,000 in a savings account that would earn her simple interest at the rate of 11% annually. What is the interest that Miranda can potentially earn from this investment in 8 years?
Therefore, Miranda can potentially earn $12,320 in interest from this investment in 8 years.
What is investment?Investment refers to the allocation of resources, such as money, time, or effort, with the expectation of generating some form of return or profit in the future. In other words, investment involves committing resources to a project, venture, or asset with the goal of making a financial gain or achieving some other objective, such as long-term growth, income generation, or risk reduction.
There are various types of investments, including stocks, bonds, mutual funds, real estate, commodities, and cryptocurrencies, each with its own level of risk and potential return. Investors typically consider factors such as market trends, economic conditions, company performance, and their own financial goals and risk tolerance when deciding where to invest their resources. The ultimate aim of investing is to grow one's wealth and achieve financial security over the long term.
To calculate the interest that Miranda can earn from this investment in 8 years, we can use the formula:
I = P * r * t
Where:
I = Interest earned
P = Principal amount (initial investment)
r = Annual interest rate
t = Time period in years
Substituting the given values, we have:
\(I = 14,000 * 0.11 * 8\)
\(I = $12,320\)
Therefore, Miranda can potentially earn $12,320 in interest from this investment in 8 years.
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In the given figure, find AB, given thatAC = 14 andBC = 9.
Answer:
Given:
AC = 14 and BC = 9
AB = ?
Solution:
From the fig:
AC = AB + BC
Putting the values
14 = AB + 9
AB = 14 - 9
AB = 5
(you can also take AB = x or any other variable)
Step-by-step explanation:
math math math math math
Answer:
6
Step-by-step explanation:
#1: 4x - 8 = 16 (You want to remove -8)
#2: 4x = 24 (In order to remove -8 you need to cancel it out, add 8 to -8, also add 8 to 16)
#3: 4x = 24 (Now you need to get the x by itself, divide 4x by 4 to only get x and also divide 24 by 4)
#4: x = 6
Rule of Thumb: If you do something to one side, to it to the other :)
Answer:
d
Step-by-step explanation:
d
A company sells regular hamburgers as well as a larger burger. Either type can include cheese, relish, lettuce, tomato, mustard, or ketchup. a. How many different hamburgers can be ordered with exactly 4 extras? b. How many different regular hamburgers can be made that use any 4 of the extras? c. How many different regular hamburgers can be ordered with at least 3 extras?
Answer:
a. 30
b. 15
c. 42
Step-by-step explanation:
We have two types of hamburgers and six types of extras.
a.
To find the number of different burgers with 4 extras, we have a combination of 6 choose 4 to find the number of possibilities for the extras, and we have that amount of possibilities for each of the two types of burger, so we have:
2 * C(6,4) = 2 * 6! / (4! * 2!) = 2 * 6 * 5 / 2 = 30 different hamburgers.
b.
The number of different regular hamburgers is half the number of different burgers found above:
C(6,4) = 6! / (4! * 2!) = 6 * 5 / 2 = 15 different hamburgers.
c.
We want at least 3 extras, so we can have 3, 4, 5 or 6 extras, then we need to calculate combinations of 6 choose 3, 4, 5 and 6:
3 extras: C(6,3) = 6! / (3! * 3!) = 6 * 5 * 4 / 3 * 2 = 20 different hamburgers.
4 extras: C(6,4) = 6! / (4! * 2!) = 6 * 5 / 2 = 15 different hamburgers.
5 extras: C(6,5) = 6! / (5! * 1!) = 6 / 1 = 6 different hamburgers.
6 extras: C(6,6) = 6! / (6! * 0!) = 1 different hamburger.
Total: 20 + 15 + 6 + 1 = 42 different regular burgers
Lorenzo and his friends are planning a trip to the Spring Shot trampoline park. The employee Lorenzo spoke to on the phone said the total cost for all 4 of them would be $68. This includes a $2 fee added to each entrance ticket to cover the cost of a pair of grip socks. What is the cost of an entrance ticket?
Answer:
15 smukeroos
Step-by-step explanation:
The cost of an entrance ticket on the trip to Spring Shot trampoline park is equal to $ \(16\frac{1}{2}\).
What do you mean by algebraic expressions ?
Algebraic expression is an equation which consists of variables and the arithmetic operations such as division , multiplication , etc.
It is given that the total cost of trip for Lorenzo and his friends is $68.
Let's assume the cost of the entrance ticket be x.
The cost of entrance ticket for all of them = 4x
The fee added to entrance ticket is $2.
So , the algebraic expression can be written as :
2 + 4x = 68
reordering the like terms :
4x = 68 - 2
4x = 66
Dividing by 2 on both sides :
2x = 33
or
x = \(\frac{33}{2}\)
or
x = \(16\frac{1}{2}\)
Therefore , the cost of an entrance ticket on the trip to Spring Shot trampoline park is equal to $ \(16\frac{1}{2}\).
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Given (x – 7)2 = 36, select the values of x. x = 13 x = 1 x = –29 x = 42
Answer:
x = 1 , x = 13
Step-by-step explanation:
(x - 7)² = 36 ( take square root of both sides )
x - 7 = ± \(\sqrt{36}\) = ± 6 ( add 7 to both sides )
x = 7 ± 6
then
x = 7 - 6 = 1
x = 7 + 6 = 13
A triangle has side of lengths 5ft, 9ft and 13ft what is the measure of the angle opposite the side of 9ft long? Round to the nearest degree
Write an equivalent fraction with a denominator of 10
1/2 = ?/10
Answer:
5/10
Step-by-step explanation:
An equivalent fraction will have the numerator and denominator multiplied by the same value.
ApplicationThe denominator of 2 must be multiplied by 5 to get a denominator of 10. Then the equivalent fraction is ...
\(\dfrac{1}{2}=\dfrac{1}{2}\cdot\dfrac{5}{5}=\dfrac{1\cdot5}{2\cdot5}=\boxed{\dfrac{5}{10}}\)
The machinery in a cereal plant fills 350 g boxes of cereal. The specifications for the machinery permit for a certain amount of fill tolerance. It is found that the weights of filled cereal boxes are normally distributed with a mean of 350 g and a standard deviation of 4 g. What is the probability that a box of cereal is under filled by 5 g or more?
There is approximately an 89.44% probability that a box of cereal is underfilled by 5 g or more.
To find the probability that a box of cereal is underfilled by 5 g or more, we need to calculate the probability of obtaining a weight measurement below 345 g.
First, we can standardize the problem by using the z-score formula:
z = (x - μ) / σ
Where:
x = the weight value we want to find the probability for (345 g in this case)
μ = the mean weight (350 g)
σ = the standard deviation (4 g)
Substituting the values into the formula:
z = (345 - 350) / 4 = -1.25
Next, we can find the probability associated with this z-score using a standard normal distribution table or a statistical calculator.
The probability of obtaining a z-score less than -1.25 is approximately 0.1056.
However, we are interested in the probability of underfilling by 5 g or more, which means we need to find the complement of this probability.
The probability of underfilling by 5 g or more is 1 - 0.1056 = 0.8944, or approximately 89.44%.
Therefore, there is approximately an 89.44% probability that a box of cereal is underfilled by 5 g or more.
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Find the area of the figure.
PLS I NEED HELP FAST!
55 ft
base + base2 / 2 x h
Los organizadores de la Feria de Alimentos colocan un contenedor de agua que mide 2,76 metros de largo, por 23,5 decímetros de ancho y por 196 centímetros de alto. ¿Cuál es el volumen del contenedor? Expresa la respuesta en metros cúbicos con aproximación a centésimos.
The volume of the container is approximately 12.9516 cubic meters when rounded to the nearest hundredth.
To find the volume of the container, we need to multiply its length, width, and height. Let's convert the given measurements to meters to ensure consistent units.
The length of the container is 2.76 meters.
The width of the container is 23.5 decimeters, which is equal to 2.35 meters (since 1 decimeter = 0.1 meters).
The height of the container is 196 centimeters, which is equal to 1.96 meters (since 1 meter = 100 centimeters).
Now we can calculate the volume of the container:
Volume = Length × Width × Height
Volume = 2.76 meters × 2.35 meters × 1.96 meters
Volume ≈ 12.9516 cubic meters (rounded to four decimal places)
Therefore, the volume of the container is approximately 12.9516 cubic meters when rounded to the nearest hundredth.
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Find the value of each variable. (x and y)
Answer: x=3\(\sqrt{2\). y=3\(\sqrt{2\)
Step-by-step explanation: This is a 45-45-90 triangle. Both of the legs, x and y, are congruent. To find the length of the legs, divide 6, the hypotenuse, by \(\sqrt{2\). 6/\(\sqrt{2\)=3\(\sqrt{2\).
The range of a relation is given.
−2,−1,0,1,2
Which domain would make the relation not a function?
12,1,0,−1,−12
−2,−1,0,1,2
0,−1,2,1,0
0,1,2,3,4
Answer:
c
Step-by-step explanation:
it has a repeating domain so it can not be a function
0,−1,2,1,0 has two values corresponding to a range of functions so it will not form a function so option (C) will be correct.
What is the range and domain of a function?A function's range is the set of all values that the function accepts, and its domain is the set of all values for which the function is defined.
The domain is for the independent variable while the range is for the dependent variable.
For example f(x) = x²
Now if we put x = 1 then it is called as domain variable while the value of functin at x = 1 its that f(1) = 1 called range variable.
To be a relation a function for every single unique input there must be single unique output.
Since the interval 0,−1,2,1,0 has 2 inputs for single output so it will not form an function.
Hence "0,−1,2,1,0 has two values corresponding to a range of functions so it will not form a function".
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Identify the next number in the following sequence
25 49 97 ?
Select only one answer
- 124
- 171
- 139
- 193
Answer:
the correct answer is 193
Step-by-step explanation:
25×1-0=25
25×2-1=49
49×2-1=97
97×2-1=193
find the values of x and y
The value of x is 1.75 and y is 5. The solution is obtained using properties of congruent triangles.
What is a congruent triangle?
Two triangles that are congruent will have precisely the same three sides and three angles.
The dimensions of the triangles' sides and angles determine whether two or more triangles are congruent. A triangle's size is determined by its three sides, and its shape by its three angles. Pairs of corresponding sides and corresponding angles in two triangles are said to be equal if they are congruent. They share a similar size and shape. In triangles, there are numerous congruence conditions.
The triangles are congruent by SAS congruency because
AC = CD (Given)
∠ACB = ∠DCE ( Vertically opposite angles)
BC = CE (Given)
Thus, Triangle ABC ≅ Triangle DEC
Since, the triangles are congruent, therefore
⇒AC = CD
⇒4y-6 = 2x+6 ...(1)
Also, BC = CE
⇒3y+1 = 4x
⇒(3y+1)/4 = x ...(2)
Now, substituting the value of x in (1), we get,
⇒4y-6 = 2(3y+1)/4+(6)
⇒4y-6 = (6y+2 +24)/4
⇒16y-24 = 6y+2 +24
⇒10y = 50
⇒y = 5
Now putting the value of y in (2), we get
⇒(3(2)+1)/4 = x
⇒7/4 = x
⇒ x = 1.75
Hence, the value of x is 1.75 and y is 5.
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7 ft and 13 ft whats the third side length
Please Solve, Thank you!
Answer:
1711
Step-by-step explanation:
\(4\cdot(14+8)^2-9\cdot(9-4)^2\\=4\cdot(22)^2-9\cdot(5)^2\\=4(484)-9(25)\\=1936-225\\=1711\)
Make sure to follow order of operations!
The rate in the portion formula is not always expressed with a percent symbol?
That's correct. The rate in the portion formula can be expressed as a decimal, fraction, or percentage, depending on the context and what is most convenient for the problem being solved.
What is the proportional and ratio formula?How do you calculate ratio and proportion? Ans: The ratio formula is written as a: b a/b for any two numbers. Contrarily, the percentage formula is written as a:b::c:da:b::c:da:b=cd.
What does a ratio example look like?An equation in which two ratios are made equal is known as a percentage. As an illustration, you could express the ratio as 1: 3 if there is 1 guy and 3 girls (for every one boy there are 3 girls) 1 out of 4 are boys, and 3/ 4 are girls.
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Please answer all of these
Answer:
I am not certain but
Step-by-step explanation:
4. y=-6x-48
5.-7 and 4
thoes are the only ones I know but good luck
1. Find the radius of Circle A. r-
1
2. Find the diameter of the Circle A. d-
3. Find the circumference of the circle. C-
4. Find the area of the Circle. A =-
5. Shade in a sector of 90° on the circle. Find that sector area. Area of Sector =
6. Determine the arc length of circle from the shaded region above. Arc Length =
7. Write the equation for the circle.
Answer:
A i think
Step-by-step explanation:
Phil wants to enlarge a photo that is 6 inches wide and 8 inches tall. The enlarged photo keeps the same ratio. How tall is he enlarged photo if it is 12 inches wide
Answer:
The file contains the solution to the question
At the grocery store, Matthew notices that it costs $2.48 for 40 ounces of jelly. What is the unit price?
Answer:
0.06 cents per ounce
Step-by-step explanation:
Answer: 0.06 will be your answer!
Step-by-step explanation:
x^2 -5x + 29 = 8x -6
Answer:
Step-by-step explanation:
x²-5x+29=8x-6
x²-13x+35=0
\(x=\frac{13 \pm\sqrt{(-13)^2-4(1)(35)} }{2(1)} \\x=\frac{13 \pm\sqrt{169-140} }{2} \\x=\frac{13 \pm\sqrt{29} }{2}\)
What is the opposite of the opposite of -5?
Answer:
-5
Step-by-step explanation:
The opposite would be 5, but since we need the opposite of the opposite, the opposite of 5 is -5. Hope this helped and wasn't too confusing!
Two angles in a triangle are 30 degrees and 40 degrees. Find the missing angle measure. Please show your math work step by step and don't forget the unit. 40° 30
Answer:
110
Step-by-step explanation:
Hello There!
If you didn't know the rule about angles in a triangle is that they have a sum of 180
So we can find the measure of the missing angle by subtracting the given angles (in this case 30 and 40) from 180
so the missing angle = 180 - 30 - 40
180 - 30 = 150
150 - 40 = 110
so the missing angle = 110
The riding lawn mower that Alejandro has on his farm has a top speed of 8 kilometers per hour. What is the lawn mower’s top speed in meters per hour?
Answer:
Since 1 km = 1000 m, the lawnmowers top speed would be 8000 m/h.
Step-by-step explanation:
Answer:
D. 8,000 meters per hour
6-5x=20 pls help
i am in rush
Answer:
20
Step-by-step explanation:
Answer:
x = -14/5 or -2.8
Step-by-step explanation:
6 - 5x = 20
Subtract 6 from both sides.
- 5x = 14
Divide both sides by - 5
x = -14/5 or -2.8
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Which of the following statements with respect to political risk is true?
Oa. Political risk premiums are added to the required rate of return to adjust for political risks.
b. Companies cannot take any steps to reduce the potential from loss from expropriation since a foreign
government is involved.
Oc. The risk of expropriation of U.S. assets abroad is high even in traditionally friendly and stable countries.
Od. A company can reduce political risk by structuring operations so that the subsidiary has value only as a part of the
integrated corporate system.