QUESTION: Math problem: Solve 0*k = 8*k - 40 for k.
ANS: 5
QUESTION: Math problem: Solve 59*f - 79 = f + 907 for f.
ANS: 17
QUESTION: Math problem: Solve 735*q - 226*q + 9925 = -10061 - 5973 for q.
ANS: -51
QUESTION: Math problem: Solve -1565*r + 518 = -1551*r for r.
ANS:
37