Answer:
30+12y
Step-by-step explanation:
width=5+2y
length is twice its width
so 2(5+2y)=10+4y
perimeter=L+W+L+W
=2(L+W)
Therefore 2(5+2y+10+4y)
10+4y+20+8y
collect the like terms together
10+20+4y+8y
so the answer=30+8y
I believe its B. so sorry if I'm wrong
Benchmark can be defined as the standard or reference point against which something can be measured, compared, or assessed.
the second one is the better deal