Question:
Solve -5*t + 3 = -4*t for t..

Answer:
3

Question:
Solve 21*a - 23*a + 1463 = -135*a for a..

Answer:
-11

Question:
Solve -107*t + 1495*t - 7879 + 53058 + 7565 = 0 for t..

Answer:
-38

Question:
Solve 169 = 23*p + 54 for p..

Answer:
5