SOLUTION: The perimeter of a rectangle is 40m. The base is four less than five times the height. what is the height?

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Question 151033This question is from textbook
: The perimeter of a rectangle is 40m. The base is four less than five times the height. what is the height? This question is from textbook

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
P=2B+2S
40=2*(5S-4)+2S
40=10S-8+2S
40=12S-8
12S=40+8
12S=48
S=48/12
S=4 LENGTH OF THE SIDES.
B=5*4-4
B=20-4
B=16 ANSWER FOR THE LENGTH OF THE BASE.
PROOF:
40=2*4+2*16
40=8+32
40=40