The length of a rectangle is 26 centimeters less than 5 times its width. it's area is 63^2 centimeters, find the demensions of the rectangle. use area

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23-04-2018
Mathematics

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The length of a rectangle is 26 centimeters less than 5 times its width. it's area is 63^2 centimeters, find the demensions of the rectangle. use area

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7b ÷ 12 = 4.2 what does b =

Amber859 Amber859 · Answer 1 · 2018-04-23T08:55:11+02:00

Amber859 Amber859

23-04-2018

Let w be the width of the rectangle and y be the length,
then y = 5w - 26. Another equation given is that w times y = 63
The trick is to set this up with two variables and two equations, solve using any method that you know : graphing, substitution, or elimination (also called linear combinations). Maybe you can also see the answer in the two equations?

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