Why is it important to learn valid proportions

1 answer:

6 0

<h3>Answer:</h3><h3>If you know one ratio in a proportion , you can use that information to find values in the other equivalent ratio. </h3>

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Solve for x please<br> X=2<br> X=7<br> X=8/3<br> X=13/3

Jlenok [28]

Answer:

I think the answer is x = 13/3

Step-by-step explanation:

5 0

2 years ago

Read 2 more answers

What's the answer to tripling the greater of the two consecutive even integers gives the same result as subtracting 10 from the

Ostrovityanka [42]

let the 2 integers be x and x + 2.

so we have the equation:-

3(x + 2) = x - 10

3x + 6 = x - 10

2x = -16

x = -8

the integers are -8 and -6 answer

5 0

3 years ago

Melinda and Marcus each have a job. Melinda earns $12 an hour. She also receives a $75 weekly bonus.

Olenka [21]

According to given information,
Equation of Melinda Earning = 75 + 12x
Equation of Marcus Earning = 15x
Where, x = Number of hours they worked.

Now, we need to calculate when they will have same amount of money, so for that instance they shall equal to each other.
75 + 12x = 15x
15x - 12x = 75
3x = 75
x = 75/3
x = 25

After 25 hours, they will have the money = 15(25) = $375

So, your final answer is $375

Hope this helps!

8 0

3 years ago

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In order to estimate the average electric usage per month, a sample of 81 houses was selected and the electric usage was determi

lana [24]

Answer:

Confidence interval: (1760,1956)

Step-by-step explanation:

We are given the following information in the question:

Sample size, n = 81

Sample mean =

$\bar{x} = 1858 \text{ kWh}$