Question: What is the solution?

Solve -20*t + 26*t = 18 for t.

Answer: 3

Question: What is the solution?

Solve -1496*i - 1242*i = 503*i + 249*i - 104700 for i.

Answer: 30

Question: What is the solution?

Solve 43 = -34*m - 25 for m.

Answer: -2

Question: What is the solution?

Solve -173*w + 373*w + 485*w + 10680 = -27*w for w.

Answer:
-15