Question:
Solve -142*k = -57*k - 166 - 344 for k..

Answer:
6

Question:
Solve 84 = -2230*b + 2242*b for b..

Answer:
7

Question:
Solve 2487 - 1456 + 2864 = -95*l for l..

Answer:
-41

Question:
Solve -24 = -304*h + 316*h for h..

Answer:
-2