Write down the solution for this math problem: Solve 226*x + 1040777 = 1031059 for x.
answer: -43

Write down the solution for this math problem: Solve 209*r + 212004 = 220155 for r.
answer: 39

Write down the solution for this math problem: Solve 1513898 = 296*z + 1524850 for z.
answer: -37

Write down the solution for this math problem: Solve 188*w - 607*w = -11*w - 142*w + 11172 for w.
answer:
-42