question: Teacher asked me this: Solve -7819*l - 1123080 = 10899*l for l.
++++++++++
answer: -60

question: Teacher asked me this: Solve 223891 = 475*g + 213441 for g.
++++++++++
answer: 22

question: Teacher asked me this: Solve -81*n - 2 = -79*n for n.
++++++++++
answer: -1

question: Teacher asked me this: Solve -19*m = 10*m - 29 for m.
++++++++++
answer:
1