QUESTION: Math problem: Solve -830*j - 757*j + 812 = -1645*j for j.
ANS: -14
QUESTION: Math problem: Solve -7917*u + 15874*u = 8127*u + 12410 for u.
ANS: -73
QUESTION: Math problem: Solve -3365*f - 36600 = -1901*f for f.
ANS: -25
QUESTION: Math problem: Solve 10*c = 3*c + 7 for c.
ANS:
1