Answer is a because a^-2 will be changed to 1/a^2
Hope that helps
1) Solving
we get 
2) Solving
we get 
3) Solving
we get 
Step-by-step explanation:
We need to solve the following expressions:
1) 
We will solve this expression by factoring common terms:

Factoring 4 from 4a+4b and -c from -ac-bc

Taking common term

2) 
We will solve this expression by factoring common terms:

Taking 8 as common term:

3) 
We can solve the expression by breaking the middle term into 2

Keywords: Finding factors
Learn more about Finding factors at:
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Answer:
The table with 10 people and 4 pizzas
Step-by-step explanation:
0.8888888 = 8/9
2.8888888 = 26/9
-2.888888 = -26/9
9(3j-6) = 27j - 54
<span>Note: a(b-c) = ab - ac</span>