question: Teacher asked me this: Solve 0 = -20*v + 22*v for v.
++++++++++
answer: 0

question: Teacher asked me this: Solve -119*t + 93*t + 344 + 280 = 0 for t.
++++++++++
answer: 24

question: Teacher asked me this: Solve -102916 + 102916 = 318*r for r.
++++++++++
answer: 0

question: Teacher asked me this: Solve 0 = -5*d - 579 + 549 for d.
++++++++++
answer:
-6