It should be B because it’s going down 4
Answer:
the answer is B
Step-by-step explanation:
it makes the most sense
There you go I hope it helps
You'll need to isolate 9a on the left side of this equation
Please add 7 to both sides of the eqn, obtaining 9a = 117.
Solve for a by dividing both sides by 9: a = 117/9 = 13 (answer)