question: Teacher asked me this: Solve 9*k + 15 = 4*k for k.
++++++++++
answer: -3

question: Teacher asked me this: Solve -t - 4 = -5*t for t.
++++++++++
answer: 1

question: Teacher asked me this: Solve -416506*h - 110 = -416501*h for h.
++++++++++
answer: -22

question: Teacher asked me this: Solve 896*x = -582*x - 1609*x + 12348 for x.
++++++++++
answer:
4