Question:
Solve -16*b - 343 = 33*b for b..

Answer:
-7

Question:
Solve 6848 = 129*h - 428*h + 363*h for h..

Answer:
107

Question:
Solve -3*d + 16 = -11*d for d..

Answer:
-2

Question:
Solve -78*l = -l + 900 + 332 for l..

Answer:
-16