question: Teacher asked me this: Solve 10 = 15*l - 13*l for l.
++++++++++
answer: 5

question: Teacher asked me this: Solve 300774*m = 300777*m - 75 for m.
++++++++++
answer: 25

question: Teacher asked me this: Solve -10*s + 24 = 24 for s.
++++++++++
answer: 0

question: Teacher asked me this: Solve -185*u - 176*u + 44048 - 11561 = 472*u for u.
++++++++++
answer:
39