Write down the solution for this math problem: Solve 23*i = 151*i - 1639 - 25 for i.
answer: 13

Write down the solution for this math problem: Solve -2*q + 4*q - 2 = 0 for q.
answer: 1

Write down the solution for this math problem: Solve 16 - 85 = 51*j + 33 for j.
answer: -2

Write down the solution for this math problem: Solve 145*p - 151*p - 6 = 0 for p.
answer:
-1