question: Teacher asked me this: Solve 7*o = 14 - 7 for o.
++++++++++
answer: 1

question: Teacher asked me this: Solve 116 = -192*c + 163*c for c.
++++++++++
answer: -4

question: Teacher asked me this: Solve 13*x - 10*x = -15 for x.
++++++++++
answer: -5

question: Teacher asked me this: Solve -493*y - 31079 = 99*y + 143*y + 10081 for y.
++++++++++
answer:
-56