QUESTION: Math problem: Solve 42*z = -z - 430 for z.
ANS: -10
QUESTION: Math problem: Solve 37*k = 47*k - 152 - 118 for k.
ANS: 27
QUESTION: Math problem: Solve -110 = -341*x + 286*x for x.
ANS: 2
QUESTION: Math problem: Solve 177 = 2*s - 16*s - 131 for s.
ANS:
-22