Write down the solution for this math problem: Solve -5*j + 20 = -15 for j.
answer: 7

Write down the solution for this math problem: Solve 19*v - 21*v = 0 for v.
answer: 0

Write down the solution for this math problem: Solve 74*p - 191074 = -188114 for p.
answer: 40

Write down the solution for this math problem: Solve -1407*w + 37760 = 93*w - 1240 for w.
answer:
26