question: Teacher asked me this: Solve 0 = 8910*o - 7775*o - 103285 for o.
++++++++++
answer: 91

question: Teacher asked me this: Solve -52 = 11*w + 25 for w.
++++++++++
answer: -7

question: Teacher asked me this: Solve 0 = 42*j - 31 - 137 for j.
++++++++++
answer: 4

question: Teacher asked me this: Solve 117*o - 779 + 265 = 890 for o.
++++++++++
answer:
12