question: Teacher asked me this: Solve 137 = 101*k - 504 + 35 for k.
++++++++++
answer: 6

question: Teacher asked me this: Solve -477*o + 112 = -493*o for o.
++++++++++
answer: -7

question: Teacher asked me this: Solve 57*x + 84 + 652 = -290 for x.
++++++++++
answer: -18

question: Teacher asked me this: Solve 11*m + 4*m - 11 = 64 for m.
++++++++++
answer:
5