SOLUTION: the perimeter of a rectangle is 146, the length is 7 inches shorter than 3 times the width. solve for length?
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Question 452760: the perimeter of a rectangle is 146, the length is 7 inches shorter than 3 times the width. solve for length?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
2x+2(3x-7)=146
2x+6x-14=146
8x=160
x=20 in
3x-7=53 in
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