Q: Solve -145*f = -189*f + 94 + 126 for f.

A: 5

Q: Solve -1522 = 236*z + 2018 for z.

A: -15

Q: Solve 0 = -i + 46 - 51 for i.

A: -5

Q: Solve 1885 = 71*a + 74*a for a.

A:
13