question: Teacher asked me this: Solve 10*i + 156 = 186 for i.
++++++++++
answer: 3

question: Teacher asked me this: Solve -469 = 196*z - 261*z - 79 for z.
++++++++++
answer: 6

question: Teacher asked me this: Solve 11014*w - 5352 = 9750*w + 43944 for w.
++++++++++
answer: 39

question: Teacher asked me this: Solve 12*w + 37 = 1 for w.
++++++++++
answer:
-3