Answer:
B
Step-by-step explanation:
72 miles=1 gallon
Step by step Explanation:
Divide 1080 by 15 and divide 15 by 15. You get 72 and one.
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Answer:
2y+9 1/2
Step-by-step explanation:
the answer is 2y+9 1/2 because 1/4y+1 3/4y=2y and 1 1/2+2+ (-12) (12 is negative because its minus 12)=9 1/2 so the answer is 2y+9 1/2
Using proportions, the value of x that makes the triangle similar is of x = 14.
<h3>What is a proportion?</h3>
A proportion is a fraction of a total amount, and the measures are related using a rule of three.
In this problem, we want the triangles to be similar, hence the lengths of it's sides follow the proportion given next:

Applying cross multiplication:
6x = 12 x 7
x = 2 x 7
x = 14.
The value of x that makes the triangle similar is of x = 14.
More can be learned about proportions at brainly.com/question/24372153
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Answer:
-18x+89
Step-by-step explanation:
Here's why simple to simplify this expression we heave to first get rid of the parentheses so we distribute the 9. So we get:7-18x+81+1.
Now we can simplify easily:-18x+89
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