Question

MEDAL!!
Which expression represents the perimeter of the rectangle above?
Width (3y-5)ft
Length 2y ft

Answer 1

A. (5y-5)
B.(10y+10)
C.(10y-10)
D. (6y^2-10y)

Answer 2

@zepdrix

Answer 3

perimeter = 2(length+width)
we know that length = 2y and width = 3y -5, so plug in width and length into the perimeter equation and simplify

Answer 4

5y-5
A

Answer 5

um, not quite, you're forgetting the 2

Answer 6

2*(length+width)

Answer 7

10y-10

Answer 8

perfect! you got it ~