QUESTION: Math problem: Solve 2126 = -115*o + 3621 for o.
ANS: 13
QUESTION: Math problem: Solve -5350*b - 101 = -5308*b + 67 for b.
ANS: -4
QUESTION: Math problem: Solve 0 = 286*x + 34*x - 6080 for x.
ANS: 19
QUESTION: Math problem: Solve 2267*r - 63824 = -179441 for r.
ANS:
-51