Answer:
See below for answers and explanations
Step-by-step explanation:
<u>Part A</u>

<u>Part B</u>

<u>Part C</u>

Answer:
The answer is 20
Step-by-step explanation:
Answer:
i belive it was 750.
Step-by-step explanation:
Answer:
8ac+3b-7a
Step-by-step explanation:
2ac+6ac+4b-b-7a=