Question:
Solve 52*t - 7814 + 6670 = 0 for t..

Answer:
22

Question:
Solve -21*n - 7 - 98 = 0 for n..

Answer:
-5

Question:
Solve -2380 = -748*l + 680*l for l..

Answer:
35

Question:
Solve 1460*u - 207416 = -897*u for u..

Answer:
88