question: Teacher asked me this: Solve -48*m + 129 + 63 = 0 for m.
++++++++++
answer: 4

question: Teacher asked me this: Solve -16056 - 12952 = -1036*i for i.
++++++++++
answer: 28

question: Teacher asked me this: Solve -35152 - 188966 - 138048 - 245658 = 14472*f for f.
++++++++++
answer: -42

question: Teacher asked me this: Solve -18391*a + 18378*a - 130 = 0 for a.
++++++++++
answer:
-10