Write down the solution for this math problem: Solve 106 - 16 = -10*r for r.
answer: -9

Write down the solution for this math problem: Solve 17 = 6*k - 7 for k.
answer: 4

Write down the solution for this math problem: Solve -1209*g + 2748*g = -1913*g - 155340 for g.
answer: -45

Write down the solution for this math problem: Solve -12*q - 10 = 2 for q.
answer:
-1