Write down the solution for this math problem: Solve 8613*p - 8592*p = 21 for p.
answer: 1

Write down the solution for this math problem: Solve 495 = 2415*a - 2392*a - 11 for a.
answer: 22

Write down the solution for this math problem: Solve -18*z + 51 = -302 + 29 for z.
answer: 18

Write down the solution for this math problem: Solve 104 = -41*l - 224 for l.
answer:
-8