question: Teacher asked me this: Solve 623*u - 1323 = 672*u for u.
++++++++++
answer: -27

question: Teacher asked me this: Solve -17*h + 6*h + 33 = 0 for h.
++++++++++
answer: 3

question: Teacher asked me this: Solve 12*s = 7*s - 20 for s.
++++++++++
answer: -4

question: Teacher asked me this: Solve 7*t - 14*t = -14 for t.
++++++++++
answer:
2