Question:
Solve 1299*n + 3368 = -988*n + 662*n - 14507 for n..

Answer:
-11

Question:
Solve 72303*l - 144 = 72285*l for l..

Answer:
8

Question:
Solve 123*v - 7861 = -387*v - 82*v + 5163 for v..

Answer:
22

Question:
Solve -79 = m - 90 for m..

Answer:
11