question: Teacher asked me this: Solve 0 = 105*l + 783417 - 778902 for l.
++++++++++
answer: -43

question: Teacher asked me this: Solve -2159 = -469*x - 9663 for x.
++++++++++
answer: -16

question: Teacher asked me this: Solve 30*o - 413 = -29*o for o.
++++++++++
answer: 7

question: Teacher asked me this: Solve 78071*k - 1100 = 77796*k for k.
++++++++++
answer:
4