question: Teacher asked me this: Solve -115 - 53 = 28*k for k.
++++++++++
answer: -6

question: Teacher asked me this: Solve -54*k + 51*k - 6 = 0 for k.
++++++++++
answer: -2

question: Teacher asked me this: Solve 41 - 41 = 10*j for j.
++++++++++
answer: 0

question: Teacher asked me this: Solve 75*c + 29 = -496 for c.
++++++++++
answer:
-7