Question: What is the solution?

Solve 2899*w + 218*w + 38157 = -102447 - 37065 for w.

Answer: -57

Question: What is the solution?

Solve 299 = -20*y + 99 for y.

Answer: -10

Question: What is the solution?

Solve 80 = -23*h + 7*h for h.

Answer: -5

Question: What is the solution?

Solve -9*k + 20 + 25 = 0 for k.

Answer:
5