SOLUTION: translate to a algebratic equation then solve. the width of a rectangular picture is one-half the lenght. the perieter of the rectangle is 72 inches. find the lenght of the pict

Algebra ->  Rectangles -> SOLUTION: translate to a algebratic equation then solve. the width of a rectangular picture is one-half the lenght. the perieter of the rectangle is 72 inches. find the lenght of the pict      Log On


   

Question 207087: translate to a algebratic equation then solve.
the width of a rectangular picture is one-half the lenght. the perieter of the rectangle is 72 inches. find the lenght of the picture.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
p=2l+2w
width=x=12in
length=2x=24in
2x+2(2x)=72
6x=72
x=12