question: Teacher asked me this: Solve 80*k = 1761 - 1681 for k.
++++++++++
answer: 1

question: Teacher asked me this: Solve -37*w + 13*w = -72 for w.
++++++++++
answer: 3

question: Teacher asked me this: Solve 110 = -7*s + 103 for s.
++++++++++
answer: -1

question: Teacher asked me this: Solve 3*x = x - 8 for x.
++++++++++
answer:
-4