QUESTION: Math problem: Solve 4*i + 5*i + 3*i = 7*i - 90 for i.
ANS: -18
QUESTION: Math problem: Solve 1 = -9*v + 10 for v.
ANS: 1
QUESTION: Math problem: Solve -19*g + 90 = -g for g.
ANS: 5
QUESTION: Math problem: Solve 1009992*i = 1009935*i + 399 for i.
ANS:
7