Question: What is the solution?

Solve 4378 = 218*d - 23369 + 4203 for d.

Answer: 108

Question: What is the solution?

Solve 12*j - 6*j = 0 for j.

Answer: 0

Question: What is the solution?

Solve 20189 - 1332 + 19064 + 12525 = 2293*t for t.

Answer: 22

Question: What is the solution?

Solve 23927 = -1613*z - 5107 for z.

Answer:
-18