Solve -6*z - 3*m = -2*z - 4, -2*m = 4*z - 8 for z.

4

Solve -5*r + 2*x - 3 = 0, 3*r + 0*r + 1 = x for r.

1

Solve 7*w - 5*f = 4*w - 13, 6*w - 4*f = -14 for w.

-1

Solve -4*s - 19*f + 8 = -22*f, 2*s - 5*f = 4 for s.

2

Solve -9 = -5*b + 2*r + 7, -2*b + 2*r + 4 = 0 for b.

4

Solve p = -2*f + 1, -70*p = -4*f - 69*p + 5 for f.

1

Solve -16*o + 10 = -5*k - 20*o, 0 = -5*o for k.

-2

Solve 0 = -6*g + 4*g - 5*d + 21, 5*g + 5*d = 15 for g.

-2

Solve -2*c - 2 = 2*a, 5*c - 10*a + 13*a = -3 for c.

0

Solve 0 = 2*d - 6*d - 16, 17 = k - 3*d for k.

5