SOLUTION: the length of a rectangular jewelry box is 5 inches more than twice the width. the perimeter is 22 inches. what's the length and width?
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Question 360206: the length of a rectangular jewelry box is 5 inches more than twice the width. the perimeter is 22 inches. what's the length and width? Answer by checkley77(12844) (Show Source):
You can put this solution on YOUR website! L=2W+5
2L+2W=22
2(2W+5)+2W=22
4W+10+2W=22
6W=22-10
6W=12
W=12/6
W=2 ANS.
L=2*2+5
L=4+5=9 ANS.
PROOF:
2*9+2*2=22
18+4=22
22=22