To get the answer, you need to specify how much each thing cost.
The answer to number 17 is c
Answer:
letter B is the answer (i think not sure )

First, simplify

to

/ Your problem should look like:
Second, multiply both sides by 36. / Your problem should look like:
Third, multiply both sides by -1. / Your problem should look like:
Fourth, switch your sides. / Your problem should look like:

Answer:
C) 21
Answer:
Step-by-step explanation:
Surface area = 2πr(h+r)
= 2 * 3.14 * 8*(8+12)
=2*3.14*8*20
= 1004.8 square unit