nypat09 nypat09

01-05-2017
Mathematics

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The length of a rectangle is 29 centimeters less than six times its width. Its area is 42 square centimeters.

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mreijepatmat mreijepatmat

01-05-2017

Length = 6 times Width - 29

& we know that Length * Width = 42

Let x be the width , then (6x-29)*x= 42

or 6x² -29x-42 =0

Solve this quadratic equation & you'll find that X = WIDTH = 6cm

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