3 years ago

The length of a rectangle is 4 more than its width. The area of the rectangle is 21m^2 . What is the measure of the width?

1 answer:

5 0

Make the length x+4 and the width x and then make a formula x(x+4)=21
then u ll get x^2+4x-21=0 and then solve for x ..... the width is 3

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