question: Teacher asked me this: Solve -42*w + 144 = 6*w for w.
++++++++++
answer: 3

question: Teacher asked me this: Solve 217*j - 15 = 214*j for j.
++++++++++
answer: 5

question: Teacher asked me this: Solve 9785 = 295*k - 810*k for k.
++++++++++
answer: -19

question: Teacher asked me this: Solve -186*s - 37 = 893 for s.
++++++++++
answer:
-5