QUESTION: Math problem: Solve 13659*f - 6945*f + 161 = 6857*f + 18 for f.
ANS: 1
QUESTION: Math problem: Solve -441 = -16*a - 47*a for a.
ANS: 7
QUESTION: Math problem: Solve 0 = -45915*q + 49227*q + 46368 for q.
ANS: -14
QUESTION: Math problem: Solve 0 = -50*j + 56*j + 6 for j.
ANS:
-1