question: Teacher asked me this: Solve 2111 + 7418 = 639*h - 151*h - 18775 for h.
++++++++++
answer: 58

question: Teacher asked me this: Solve 506*r - 3480 = 738*r for r.
++++++++++
answer: -15

question: Teacher asked me this: Solve -64*o + 0*o - 448 = 0 for o.
++++++++++
answer: -7

question: Teacher asked me this: Solve 11*v = 29*v - 14*v for v.
++++++++++
answer:
0