question: Teacher asked me this: Solve -12 = -4*b - 4 for b.
++++++++++
answer: 2

question: Teacher asked me this: Solve 122*j = 361*j for j.
++++++++++
answer: 0

question: Teacher asked me this: Solve -609*k - 72 = -573*k for k.
++++++++++
answer: -2

question: Teacher asked me this: Solve 73*m - 88*m = -15 for m.
++++++++++
answer:
1