SOLUTION: The length of a rectangle is 5 cm more than its width. If its perimeter is 58 cm,calculate its dimension.

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Question 241980: The length of a rectangle is 5 cm more than its width. If its perimeter is 58 cm,calculate its dimension.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
L=W+5
2L+2W=58
2(W+5)+2W=58
2W+10+2W=58
4W=58-10
4W=48
W=48/4
W=12 ANS. FOR THE WIDTH.
L=12+5=17 ANS. FOR THE LENGTH.
PROOF:
2*17+2*12=58
34+24=58
58=58