Question:
Solve -20*b - 62008 = -61808 for b..

Answer:
-10

Question:
Solve -23813*a - 2378 = -23895*a for a..

Answer:
29

Question:
Solve -548 = -19*k - 130 for k..

Answer:
22

Question:
Solve 96*l + 187*l = -115*l - 16221 - 1689 for l..

Answer:
-45