question: Teacher asked me this: Solve -196 = 13*d - 79 for d.
++++++++++
answer: -9

question: Teacher asked me this: Solve 19*i + 263 - 1940 + 190 = 71 for i.
++++++++++
answer: 82

question: Teacher asked me this: Solve 2407922*g = 2408021*g + 7524 for g.
++++++++++
answer: -76

question: Teacher asked me this: Solve 81*v + 20 = 86*v for v.
++++++++++
answer:
4