question: Teacher asked me this: Solve 4*f - 59 = -167 + 76 for f.
++++++++++
answer: -8

question: Teacher asked me this: Solve 16*s = 146 - 18 for s.
++++++++++
answer: 8

question: Teacher asked me this: Solve 2*g - 44 = -9*g for g.
++++++++++
answer: 4

question: Teacher asked me this: Solve f + 4*f - 20 = 0 for f.
++++++++++
answer:
4