question: Teacher asked me this: Solve 90*c - 184*c = -105*c - 11 for c.
++++++++++
answer: -1

question: Teacher asked me this: Solve 0 = 70*z + 3367 - 2667 for z.
++++++++++
answer: -10

question: Teacher asked me this: Solve 10*i - 16 = 14*i for i.
++++++++++
answer: -4

question: Teacher asked me this: Solve -3948*o + 21808 = -21620 for o.
++++++++++
answer:
11