question: Teacher asked me this: Solve -58*a - 454 = 358 for a.
++++++++++
answer: -14

question: Teacher asked me this: Solve -8*r = -14*r for r.
++++++++++
answer: 0

question: Teacher asked me this: Solve 2053 + 1629 = -116*m - 2150 + 5136 for m.
++++++++++
answer: -6

question: Teacher asked me this: Solve -131 = 7*x - 103 for x.
++++++++++
answer:
-4