Answer:
Only one solution.
Step-by-step explanation:
1) Collect like terms.
2) Simplify
to
.

3) Expand by distributing terms.

4) Collect like terms.

5) Simplify.

Therefore, the answer is x + 39 and there is only one solution possible.
Answer:
Step-by-step explanation:
I think it would be $14 per book
The answer is B, 7.
We can factor a 2 out of this:


We can't factor anything.

We can factor a 4 out of this:


We can factor an 8 out of this:

So your answer is B, 7.