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18. The perimeter of a rectangle is 42 inches. The length of the rectangle can be represented by x + 4 and its width can be represented by 2x minus 7. What is the width of the rectangle in inches? 8 9
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18.

The perimeter of a rectangle is 42 inches. The length of the rectangle can be represented by x + 4 and its width can be represented by 2x minus 7. What is the width of the rectangle in inches?

8

9

12

10.3

User Robert Ellis
by
5.7k points

2 Answers

3 votes

Answer: It’s 8

Explanation:

User JaffaTheCake
by
5.5k points
2 votes

p=2(l+b) =2(3x-3) =6x=48=x=8

User Nathaniel Saxe
by
5.7k points
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