question: Teacher asked me this: Solve 0 = 2*i + 2 + 4 for i.
++++++++++
answer: -3

question: Teacher asked me this: Solve 53424 = 1710*n - 4254*n for n.
++++++++++
answer: -21

question: Teacher asked me this: Solve -19*n + 16 - 187 = 0 for n.
++++++++++
answer: -9

question: Teacher asked me this: Solve -114*w - 913 + 2701 = 120 - 3348 for w.
++++++++++
answer:
44