Answer:

Step-by-step explanation:
You would first distribute -8 into the parenthesis:

I believe the answer is “one solution”. I hope this helps :)
Answer:
<u>$86.40</u>
Step-by-step explanation:
80 × .08 = 6.40
80 + 6.40 = $86.40
Hope this helps, even though I do feel that it could be wrong. Welp, I gave it my best shot.