question: Teacher asked me this: Solve 77*m - 3186 + 836 - 1874 = 550 for m.
++++++++++
answer: 62

question: Teacher asked me this: Solve -58*k + 51*k = 0 for k.
++++++++++
answer: 0

question: Teacher asked me this: Solve 320 + 2200 = -174*a + 51*a + 63*a for a.
++++++++++
answer: -42

question: Teacher asked me this: Solve -143364*t = -143401*t + 74 for t.
++++++++++
answer:
2