Q: Solve -97*z + 27724 = 15890 for z.

A: 122

Q: Solve -103*c + 1962 = -27*c + 140*c + 666 for c.

A: 6

Q: Solve 0 = 6*v - 287 + 347 for v.

A: -10

Q: Solve 12003 = 189*j - 92*j + 12682 for j.

A:
-7