QUESTION: Math problem: Solve -18*v - 18 - 11 = -11 for v.
ANS: -1
QUESTION: Math problem: Solve -84*t + 83 + 700 = 27 for t.
ANS: 9
QUESTION: Math problem: Solve -50*a + 11 = 61 for a.
ANS: -1
QUESTION: Math problem: Solve -156*t = 1113888 - 1121688 for t.
ANS:
50