Question:
Solve 7*z + 16 - 23 = 0 for z..

Answer:
1

Question:
Solve 993*g + 837*g + 137*g + 607 - 18310 = 0 for g..

Answer:
9

Question:
Solve -2*v - 268 = -282 for v..

Answer:
7

Question:
Solve a = 15*a - 0*a for a..

Answer:
0