Question: What is the solution?

Solve -364*f - 170*f - 947*f - 108059 = 22269 for f.

Answer: -88

Question: What is the solution?

Solve 10*t = 15*t + 13*t for t.

Answer: 0

Question: What is the solution?

Solve -47*r = -31 - 298 for r.

Answer: 7

Question: What is the solution?

Solve 875*a - 50*a + a + 826 = 0 for a.

Answer:
-1