Write down the solution for this math problem: Solve 20*x + 289 = 49 for x.
answer: -12

Write down the solution for this math problem: Solve 247*k - 953 + 1375 = -2542 for k.
answer: -12

Write down the solution for this math problem: Solve -65*l + 7*l - 58 = 0 for l.
answer: -1

Write down the solution for this math problem: Solve 6*p + 6 = 18 for p.
answer:
2