Answer:

Step-by-step explanation:
<em>add 8 to both sides</em>

<em>divide both sides by 9</em>

Answer:
B) In Step 2, the multiplication relationship shown should have been divided.
Step-by-step explanation:
The answer is 3. The zero’s aren’t necessary which makes it 2.5, so it rounds up to 3
Answer: 577.50/8.75=X
X= 66
Barney needs to work 66 hours to have enough money to pay for his books.
Hope I helped :)
Step-by-step explanation: I divided 577.50 by 8.75 to get my answer.