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The length of a rectangle is 7 meters longer than its width. What is the width of this rectangle if its perimeter is equal to 130 meters?

The length of a rectangle is 7 meters longer than its width. What is the width of this rectangle if its perimeter is equal to 130 meters?
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The length of a rectangle is 7 meters longer

than its width. What is the width of this
rectangle if its perimeter is equal to 130
meters?

User Abelisto
by
8.7k points

1 Answer

7 votes
P = 2(l+w)
Let x be the width.
130 = 2(x+(x+7))
130 = 2x + 2x + 14
116 = 4x
x = 29
The width of the rectangle is 29.
User Robertlayton
by
8.6k points
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