SOLUTION: translate to a algebratic equation then solve. the lenght of a rectangle is three times the width. the perimeter is 49 units. find the lenght.

Algebra ->  Rectangles -> SOLUTION: translate to a algebratic equation then solve. the lenght of a rectangle is three times the width. the perimeter is 49 units. find the lenght.      Log On


   

Question 207090: translate to a algebratic equation then solve.
the lenght of a rectangle is three times the width. the perimeter is 49 units. find the lenght.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
width=x=6.125
length=3x=18.375
2x+2(3x)=49
2x+6x=49
8x=49
x=6.125
proof
2(6.125)+2(18.375)=49