QUESTION: Math problem: Solve -6 = 7*d + 15 for d.
ANS: -3
QUESTION: Math problem: Solve -4*i + 6*i = -10 for i.
ANS: -5
QUESTION: Math problem: Solve 0 = s + 3*s + 4*s for s.
ANS: 0
QUESTION: Math problem: Solve 122*b = -275*b + 76*b - 4494 for b.
ANS:
-14