3c = 12.69
where c = # of greeting cars
Given length l=7
width w=x-8
area=42
area=wl
42=7(x-8)
42=7x-56
7x=98
x=98/7
x=14
Answer:
:)
Step-by-step explanation:
9 & 10
go add the snap carmel.bratz
