Question:
Solve c - 5 = -4 for c..

Answer:
1

Question:
Solve -70*j = -176 + 106 for j..

Answer:
1

Question:
Solve 1397*k + 1630*k + 248724 + 150840 = 0 for k..

Answer:
-132

Question:
Solve 59*z = -160 - 489 for z..

Answer:
-11