Your answer to this problem is 15
10 + 2 - 15 / 3 = 7
Hope it helped :)
8.) The answer would be 53.
I don't know 9 so sorry.
Answer:

Step-by-step explanation:
The formula of a volume of a rectangular prism:

l - length
w - width
h - height
We have

Substitute:

Answer:
I think it should be A, D, E, G
Step-by-step explanation: