Question: What is the solution?

Solve -276 = 2648*s - 2717*s for s.

Answer: 4

Question: What is the solution?

Solve 12*z = -28*z - 240 for z.

Answer: -6

Question: What is the solution?

Solve 0 = 3*t + 12 - 27 for t.

Answer: 5

Question: What is the solution?

Solve -127*t + 3 = -128*t for t.

Answer:
-3