Write down the solution for this math problem: Solve -105*n - 1668 = -550*n + 3672 for n.
answer: 12

Write down the solution for this math problem: Solve 23*m = 26 - 141 for m.
answer: -5

Write down the solution for this math problem: Solve -41*a - 505 = -341 for a.
answer: -4

Write down the solution for this math problem: Solve -25 - 395 = 66*v + 372 for v.
answer:
-12