QUESTION: Math problem: Solve -4*u + 13 = 13 for u.
ANS: 0
QUESTION: Math problem: Solve -906*n - 5376 = -431*n - 347*n for n.
ANS: -42
QUESTION: Math problem: Solve -k - 177 + 149 = 11*k - 796 for k.
ANS: 64
QUESTION: Math problem: Solve -1533*w - 944*w + 204*w = -154564 for w.
ANS:
68