Question:
Solve 0 = 22*t + 477 - 719 for t..

Answer:
11

Question:
Solve -8*d - 55 = -87 for d..

Answer:
4

Question:
Solve 3404 - 2110 = 204*l - 7886 for l..

Answer:
45

Question:
Solve 312*s - 407*s - 10394 = -2317*s + 96262 for s..

Answer:
48