Answer:
1/18
Step-by-step explanation:
First of all, it works well to consolidate the minus signs:

We can multiply the first fraction by 9/9 and the second one by 2/2 so they have a common denominator.

Answer: The answer would be 20
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
4*4*4=64
(x^5)*3=x^15
y^3
Answer:35y-30
Step-by-step explanation: