question: Teacher asked me this: Solve -257 + 87 = -71*w + 185 for w.
++++++++++
answer: 5

question: Teacher asked me this: Solve 11047 + 2515 = -945*w - 28963 for w.
++++++++++
answer: -45

question: Teacher asked me this: Solve 405 = -9*v + 450 for v.
++++++++++
answer: 5

question: Teacher asked me this: Solve -463*m = -457*m - 48 for m.
++++++++++
answer:
8