Answer: Hi!
First, we should combine like terms:
4b + 5b = 8b − 1 +3b + 15 =
9b = 11b + 14
Now, we should subtract 11b from both sides.
-2b = 14
Now, we should divide both sides by -2.
b = -7
Hope this helps!
Answer:

Step-by-step explanation:

Answer:
Q1. m=8
Q2. Divide by -5
Q3. It's being divided by 5
Q4. It is being multiplied by -5