SOLUTION: The perimeter of a rectangular-shaped parking lot is 420 meters. The lenght is twice the width. Find both dimensions.

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Question 1030729: The perimeter of a rectangular-shaped parking lot is 420 meters. The lenght is twice the width. Find both dimensions.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
w and L, width and length;
system%282w%2B2L=420%2CL=2w%29

Simple substitution and then back-subst using first found...