Solve 0 = r + 3, 27*r + 27 = -5*z + 23*r for z.

-3

Solve 2 - 9 = 5*y - 2*f, 0 = -4*y - 3*f - 24 for y.

-3

Solve 15*l - 14*l + 6 = -t, 0 = -t - 2*l - 7 for t.

-5

Solve 0 = 4*g - 5*h + 16, -25 = -5*g + 763*h - 768*h for g.

1

Solve 2*g = 2*p - 6, -3*g + 6*p = -2*g - 2 for g.

-4

Solve -5*g - 3*x = 31, -4*g - 5*x - 12 = -9*x for g.

-5

Solve 3*v + 14 = 6*i - i, -2*v + 8 = i for i.

4

Solve 5*a - 6 = g + 17, -3*a + 24 = -4*g for g.

-3

Solve 4*b = 5*i - 30, 0*i - 17 = 5*b + 4*i for b.

-5

Solve 4*w + 4 = 5*t, 3*t - w - 4 = 4 for t.

4