Question: What is the solution?

Solve 2*c = -0 + 4 for c.

Answer: 2

Question: What is the solution?

Solve -27*n - 3721 = -3505 for n.

Answer: -8

Question: What is the solution?

Solve 10826*z = 3895*z + 797065 for z.

Answer: 115

Question: What is the solution?

Solve 9*z = -3*z - 2*z - 98 for z.

Answer:
-7