Asked by Trisha

The length of a certain rectangle is 4 m greater than five times it's width. What are the dimensions of the rectangle if its perimeter is 20m??? please help i have no idea how to do this!
Answered by Ms. Sue
P = 2L + 2W

20 = 2(5W + 4) + 2W

20 = 10W + 8 + 2W

20 - 8 = 12W

12 = 12W

1 = W

Answered by Trisha
thank you!
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