Question:
Solve 6817*u - 7405*u + 24330 - 71370 = 0 for u..

Answer:
-80

Question:
Solve -30 = 123*i - 128*i for i..

Answer:
6

Question:
Solve -53*i + 35*i = -72 for i..

Answer:
4

Question:
Solve -166768 + 10888 = -1158*q - 1007*q for q..

Answer:
72