Question:
Solve 5030*a - 5450*a = 22952 + 9388 for a..

Answer:
-77

Question:
Solve 121*v + 559*v - 2708 = 12 for v..

Answer:
4

Question:
Solve 19*j + 10*j - 527 = -2*j for j..

Answer:
17

Question:
Solve 0 = -2733*n - 412*n + 62900 for n..

Answer:
20