question: Teacher asked me this: Solve 25*b = 10*b - 82 - 158 for b.
++++++++++
answer: -16

question: Teacher asked me this: Solve -33 = -6*c - 21 for c.
++++++++++
answer: 2

question: Teacher asked me this: Solve -23*o + 168 = 53 for o.
++++++++++
answer: 5

question: Teacher asked me this: Solve 5*z - 12*z + 42 = 0 for z.
++++++++++
answer:
6