Question:
Solve -240*n - 227 = -221*n + 39 for n..

Answer:
-14

Question:
Solve 0 = 10*p - 63 + 113 for p..

Answer:
-5

Question:
Solve -4*j + 7*j + 15 = 0 for j..

Answer:
-5

Question:
Solve 16*k = -35 + 35 for k..

Answer:
0