QUESTION: Math problem: Solve 78*h - 759 = 377*h - 5525 + 281 for h.
ANS: 15
QUESTION: Math problem: Solve -122*j + 10364 = 2616 - 1280 for j.
ANS: 74
QUESTION: Math problem: Solve -35*i - 928*i = 478*i - 7205 for i.
ANS: 5
QUESTION: Math problem: Solve 12357*r = 12307*r + 1050 for r.
ANS:
21