The perimeter of a rectangle is 60cm. The length (L) of the rectangle can be represented by (2x-7). What are the dimensions?

A) length=10 width=14
B) length=6 width=18
C) length=9 width=15
D) length=10 width=1 or 15

3 answers

I'm stumped. l+w = 30
and none of the choices fits that.
your choices for answers have perimerters of (twice length+twice width) of

a. 20+28=48
b. 12+36=48
c. 18+30
d. 20+30

none are sixty. No answer is correct.
bobpursely can u help me with a question?