question: Teacher asked me this: Solve 1432 + 2551 = 745*v - 1977 for v.
++++++++++
answer: 8

question: Teacher asked me this: Solve 417 + 15 = -197*d + 245*d for d.
++++++++++
answer: 9

question: Teacher asked me this: Solve -601*k = 110*k + 14931 for k.
++++++++++
answer: -21

question: Teacher asked me this: Solve i - 3 = 2*i for i.
++++++++++
answer:
-3