QUESTION: Math problem: Solve 0 = -50*a + 2951 - 1951 for a.
ANS: 20
QUESTION: Math problem: Solve 392*f - 374*f + 126 = 0 for f.
ANS: -7
QUESTION: Math problem: Solve -2256 - 731 = 290*x - 377 for x.
ANS: -9
QUESTION: Math problem: Solve -8546*w - 2620 = -8808*w for w.
ANS:
10