Solve -8*f + 6*f - 2 = -3*s, -s + 18 = -5*f for f.

-4

Solve 23*z - 5*o = 20*z - 6, 2*o = 0 for z.

-2

Solve 2*z + 5 + 17 = -5*t, 0 = 4*t - 5*z + 11 for t.

-4

Solve -3*l - 4*g - 46 + 54 = 0, 3*l + 37 = 5*g for l.

-4

Solve 30*u - 25*u - 2*w - 40 = 0, -4*u = w - 19 for u.

6

Solve -129*h = 3*j - 126*h, -j - 4*h = -3 for j.

-1

Solve 12*z - 10*z = 5*t - 11, 0 = -3*t + 9 for z.

2

Solve -l = 3*l - 5*x + 10, 4*l + x + 22 = 0 for l.

-5

Solve -7*y = 5*r - 2*y - 10, 27 = -4*r + 3*y for r.

-3

Solve 2*x - 2*q = 2 + 2, q = 4*x + 1 for x.

-1