SOLUTION: a rectangle has a perimeter of 66m. if its length is 5 times as long as its breadth, find its dimensions

Algebra ->  Rectangles -> SOLUTION: a rectangle has a perimeter of 66m. if its length is 5 times as long as its breadth, find its dimensions      Log On


   

Question 981489: a rectangle has a perimeter of 66m. if its length is 5 times as long as its breadth, find its dimensions
Found 2 solutions by rfer, macston:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2x+2(5x)=66
2x+10x=66
12x=66
x=66/12
x=5.5
5x=27.5

Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
L=length=5W; W=breadth; P=perimeter=66m
.
P=2(L+W) Substitute for L.
66m=2(5W+W)
66=12W Divide each side by 12.
66/12=W
5.5m=W ANSWER 1:The breadth is 5.5 meters.
.
L=5W=5(5.5m)=27.5m ANSWER 2: The length is 27.5 meters.