SOLUTION: the length of a rectangle is twice the width; the perimeter is 42 inches. find the width.
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Question 307964: the length of a rectangle is twice the width; the perimeter is 42 inches. find the width.
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
2(2x)+2x=42
6x=42
x=7 in
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