question: Teacher asked me this: Solve 2115 - 8119 = 1192*a - 1116*a for a.
++++++++++
answer: -79

question: Teacher asked me this: Solve 20*y - 25*y - 4*y - 90 = 0 for y.
++++++++++
answer: -10

question: Teacher asked me this: Solve -1849*o + 1877*o = -252 for o.
++++++++++
answer: -9

question: Teacher asked me this: Solve 115*v + 57*v + 7 + 2917 = 0 for v.
++++++++++
answer:
-17