Write down the solution for this math problem: Solve -145818*g - 7140 = -146175*g for g.
answer: 20

Write down the solution for this math problem: Solve -2310*x - 475*x = -144820 for x.
answer: 52

Write down the solution for this math problem: Solve 397*a - 345*a - 156 = 0 for a.
answer: 3

Write down the solution for this math problem: Solve -106*r - 34491 = -39155 for r.
answer:
44