QUESTION: Math problem: Solve 70*c = 906 - 1956 for c.
ANS: -15
QUESTION: Math problem: Solve 24*t + 161 - 29 = -60 for t.
ANS: -8
QUESTION: Math problem: Solve -5*r + 16 = -9*r for r.
ANS: -4
QUESTION: Math problem: Solve -20 = 46*l - 41*l for l.
ANS:
-4