Write down the solution for this math problem: Solve 1846*n - 27723 = -151405 for n.
answer: -67

Write down the solution for this math problem: Solve 3989*u + 27765 = 4606*u for u.
answer: 45

Write down the solution for this math problem: Solve -1302*i = -1286*i + 112 for i.
answer: -7

Write down the solution for this math problem: Solve 1633 + 1195 = -26*w - 66*w - 9*w for w.
answer:
-28