question: Teacher asked me this: Solve -162*m = -93*m + 621 for m.
++++++++++
answer: -9

question: Teacher asked me this: Solve -45*w + 377 = -282 + 209 for w.
++++++++++
answer: 10

question: Teacher asked me this: Solve b + 72 - 73 = 0 for b.
++++++++++
answer: 1

question: Teacher asked me this: Solve 0 = -7*a + 471*a + 5104 for a.
++++++++++
answer:
-11