Question:
Solve 0*n + 5*n + 27 = -13 for n..

Answer:
-8

Question:
Solve -185 - 188 = 17*z - 390 for z..

Answer:
1

Question:
Solve 1810*r - 42058 = 91882 for r..

Answer:
74

Question:
Solve 0 = -17*t - 208*t + 3150 for t..

Answer:
14