Question:
Solve -761*h = -2145*h + 1384 for h..

Answer:
1

Question:
Solve 5*n - 7*n = -4 for n..

Answer:
2

Question:
Solve 0 = 7*u - 77 + 56 for u..

Answer:
3

Question:
Solve -51557 = 29*t - 52079 for t..

Answer:
18