Q: Solve -10*t + 55*t - 315 = 0 for t.

A: 7

Q: Solve -63544 + 28771 - 30200 = 1511*z for z.

A: -43

Q: Solve -61*j - 57 - 38 - 881 = 0 for j.

A: -16

Q: Solve 9*x - 56 = -11 for x.

A:
5