Best Answer

L= 3+x

w=x

A=30

A=LW

so

30=x(3+x)

30= 3x+x2

0= x2+3x-30

Solve for X by factoring or use quadratic formula

Q: The length of a rectangle is 3 Inches more than the width and the area is 30 inches find the length and width?

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