question: Teacher asked me this: Solve -1242*i + 1 = -1252*i + 11 for i.
++++++++++
answer: 1

question: Teacher asked me this: Solve -50*v + 569 + 476 = 7 - 362 for v.
++++++++++
answer: 28

question: Teacher asked me this: Solve 4*k + 81 = 31*k for k.
++++++++++
answer: 3

question: Teacher asked me this: Solve -4*b + 32 - 40 = 0 for b.
++++++++++
answer:
-2