Question:
Solve 6 - 10 = -4*q for q..

Answer:
1

Question:
Solve 0 = 192*d + 2379 + 501 for d..

Answer:
-15

Question:
Solve -25*r - 15*r + 44*r + 1400 = 32*r for r..

Answer:
50

Question:
Solve -46 + 22 = -6*b for b..

Answer:
4