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The length of a rectangle is 3 Inches more than the width and the area is 30 inches find the length and width?
Wiki User
∙ 14y ago
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
Wiki User
∙ 14y ago
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