Question:
Solve 11*c - 12 = 10 for c..

Answer:
2

Question:
Solve -17*d = -12*d - 20 for d..

Answer:
4

Question:
Solve -2073303*h = -2073192*h - 5661 for h..

Answer:
51

Question:
Solve 1279*y - 874*y - 771*y = -31110 for y..

Answer:
85