14 would probably be the answer idk
Answer:
hi
Step-by-step explanation:
Sorry u gonna fail cause I to dumb.
Answer:
B
Step-by-step explanation:

First, simplify

to

/ Your problem should look like:
Second, multiply both sides by 36. / Your problem should look like:
Third, multiply both sides by -1. / Your problem should look like:
Fourth, switch your sides. / Your problem should look like:

Answer:
C) 21