Write down the solution for this math problem: Solve -5*a - 58 = -68 for a.
answer: 2

Write down the solution for this math problem: Solve 4*c = 48 - 40 for c.
answer: 2

Write down the solution for this math problem: Solve -5150*v - 11 = -5139*v for v.
answer: -1

Write down the solution for this math problem: Solve -60*f + 7346 + 3430 = -509*f for f.
answer:
-24