Question:
Solve 18*m - 53 - 1 = 0 for m..

Answer:
3

Question:
Solve -4*n + 30 = 6*n for n..

Answer:
3

Question:
Solve 8*z - 48 = -56 for z..

Answer:
-1

Question:
Solve 20*j = -165 + 445 for j..

Answer:
14