SOLUTION: The length of a rectangle is 7 units longer than twice its width. If the perimeter is 50, how long is the rectangle?

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Question 756244: The length of a rectangle is 7 units longer than twice its width. If the perimeter is 50, how long is the rectangle?
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
The length of a rectangle is 7 units longer than twice its width. If the perimeter is 50, how long is the rectangle?
let x=width of rectangle
7+2x=length of rectangle
perimeter=2*width+2*length
50=2x+2(7+2x)
50=2x+14+4x
6x=36
x=6
7+2x=19
length of rectangle=19 units