Write down the solution for this math problem: Solve 9680 = 771*k - 3439 - 7698 for k.
answer: 27

Write down the solution for this math problem: Solve -98*a = 1068 + 1252 + 1107 - 879 for a.
answer: -26

Write down the solution for this math problem: Solve -468*p - 2886 = -390*p for p.
answer: -37

Write down the solution for this math problem: Solve 71*m - 3359 = -166*m + 5884 for m.
answer:
39