Question:
Solve -1697*i + 20551 = -7042*i + 28749 + 152152 for i..

Answer:
30

Question:
Solve 480*v = 490*v + 10 for v..

Answer:
-1

Question:
Solve -20111 = 2725*p - 24376 + 77840 for p..

Answer:
-27

Question:
Solve -239*l + 233*l + 30 = 0 for l..

Answer:
5