Solve 4*d = -15 - 5 for d.

-5

Solve -17 - 123 = -28*k for k.

5

Solve -108*s + 16 = -112*s for s.

-4

Solve -15*y - 25 = -10*y for y.

-5

Solve -9 = 9*f + 36 for f.

-5

Solve 0 = 4*t - 36*t - 160 for t.

-5

Solve 180 = -d - 35*d for d.

-5

Solve -7*u + 6 = -1 for u.

1

Solve 43*z - 1 = 42*z for z.

1

Solve 15*x - 36 - 84 = 0 for x.

8