SOLUTION: The perimeter of a rectangle is 92 if the widths were doubled and the lengths increased by 12 the new perimeter would be 140. What are the length and width of the rectangle?

Question 318594: The perimeter of a rectangle is 92 if the widths were doubled and the lengths increased by 12 the new perimeter would be 140. What are the length and width of the rectangle?
Answer by JBarnum(2146) (Show Source): You can put this solution on YOUR website!
p=92
p=2(L+W)
=
= =

i will use the subtraction property of elimination method

Checking

correct

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