question: Teacher asked me this: Solve -190*s = -392*s + 9696 for s.
++++++++++
answer: 48

question: Teacher asked me this: Solve -207*u - 7510 = -4405 for u.
++++++++++
answer: -15

question: Teacher asked me this: Solve -25*o = 32177 - 32702 for o.
++++++++++
answer: 21

question: Teacher asked me this: Solve 0 = -127444*r + 126955*r - 43521 for r.
++++++++++
answer:
-89