Answer:
9 x 7 = 63 is cost of 9 people
3 x 9
6 x 8
8 x 8
9 x 7
yes, they are all proportional
(D) -0.2
Step-by-step explanation:
slope = 7-5 / 15 - 25
9.1
cus I seen it on usatesprep
It would be A
