SOLUTION: The perimeter of a yard is 130 ft. IF the length is 10 less than 2 times the width, write an equation for the perimeter .... ?

Algebra ->  Surface-area -> SOLUTION: The perimeter of a yard is 130 ft. IF the length is 10 less than 2 times the width, write an equation for the perimeter .... ?      Log On


   



Question 96985: The perimeter of a yard is 130 ft. IF the length is 10 less than 2 times the width, write an equation for the perimeter .... ?
Answer by coyote(32) About Me  (Show Source):
You can put this solution on YOUR website!
p = 2w + 2l
so the equation is
130 = 2w + 2(2w - 10)
To solve:
130 = 2w + 4w - 20
130 = 6w - 20
150 = 6w
25 = w