the length of a rectangle is 5 more than twice the width. the perimeter is 130. what is the area?

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03-11-2017
Mathematics

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the length of a rectangle is 5 more than twice the width. the perimeter is 130. what is the area?

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randgh randgh · Answer 1 · 2017-11-03T08:23:49+01:00

randgh randgh

03-11-2017

L the length W the width

The length of a rectangle is 5 more than twice the width
L = 5+ 2W

the perimeter is equal the sum of sides =130

L+L+W+W =130

by subtitution we replace L by L = 5+ 2W

5+ 2W+5+ 2W +W+W = 130

6W= 120

w= 20 L = 5+ 2W= 5+ 40=45

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