SOLUTION: the length of a rectangle is 4cm less than 3x the width.The perimeter is 64 cm. Find the width and the length

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Question 886659: the length of a rectangle is 4cm less than 3x the width.The perimeter is 64 cm. Find the width and the length
Answer by josgarithmetic(39799) About Me  (Show Source):
You can put this solution on YOUR website!
L for length
w for width

L=-4%2B3w and 2w%2B2L=64.
Two simultaneous linear equations.