question: Teacher asked me this: Solve -69*l = -83*l - 42 for l.
++++++++++
answer: -3

question: Teacher asked me this: Solve 1197*h + 1435 + 959 = 0 for h.
++++++++++
answer: -2

question: Teacher asked me this: Solve -78*v - 25650 = -151*v - 307*v - 133*v for v.
++++++++++
answer: 50

question: Teacher asked me this: Solve 3*t + 3 = 12 for t.
++++++++++
answer:
3