Write down the solution for this math problem: Solve -11 = 8*v - 3 for v.
answer: -1

Write down the solution for this math problem: Solve 6*s - 7*s + 1 = 0 for s.
answer: 1

Write down the solution for this math problem: Solve -259 - 20 - 309 = 49*x for x.
answer: -12

Write down the solution for this math problem: Solve 2 - 6 = -p for p.
answer:
4