Solve 1 = -3*f + 4*y, -2*f + 4*y = -5*f + 31 for f.

5

Solve -2*s - 5*m + 15 = 0, 2*s - 5*m - 6 = -m for s.

5

Solve 0 = 3*x - 5*t - 11, 2*x + 0*t - 14 = 5*t for x.

-3

Solve 0 = 5*k + 4*m + 8, -10*k + 5*k + 3*m = -6 for k.

0

Solve -2*z = -4, 11 = -3*g + 15*z - 14*z for g.

-3

Solve -5*n = -n + 4*f, 6 = -2*f for n.

3

Solve 6*o + 3*z + 18 = 9*o, 0 = -3*o - 5*z - 14 for o.

2

Solve -5*m = -4*i + 21, 4*m - 4*i = -10 - 10 for m.

-1

Solve 3*x = -4*l - 7 - 5, 4*l - 4*x = 16 for l.

0

Solve -18 = -4*u + 2*d, -5*u - 26*d = -21*d - 60 for u.

7