Write down the solution for this math problem: Solve 26 = 5*r + 16 for r.
answer: 2

Write down the solution for this math problem: Solve 1450*a - 335009 = -263959 for a.
answer: 49

Write down the solution for this math problem: Solve 0 = 866*y - 857*y + 45 for y.
answer: -5

Write down the solution for this math problem: Solve -20*g - 43 + 43 = 0 for g.
answer:
0