Question:
Solve 1091*i - 3463 - 9675 = 11955 for i..

Answer:
23

Question:
Solve -25*r + 46*r + 63 = 0 for r..

Answer:
-3

Question:
Solve 0 = -136*k + 157*k - 21 for k..

Answer:
1

Question:
Solve 0 = 202*n + 278*n - 11520 for n..

Answer:
24