Question:
Solve 2*p = 14*p - 13*p + 23 for p..

Answer:
23

Question:
Solve 1416*l - 1458*l = -1806 for l..

Answer:
43

Question:
Solve -21*o = -69 + 6 for o..

Answer:
3

Question:
Solve -93*u = -550 + 305 - 685 for u..

Answer:
10