Question: What is the solution?

Solve 6447*d - 12713*d + 778 = -6348*d + 6436 for d.

Answer: 69

Question: What is the solution?

Solve 96 = -33*x - 0 - 234 for x.

Answer: -10

Question: What is the solution?

Solve 535*p + 4301 = 556 for p.

Answer: -7

Question: What is the solution?

Solve -448 = -94*h + 105 + 387 for h.

Answer:
10