Solve 0*u = -6*u - 2*v - 10, v + 7 = -4*u for u.

-2

Solve 0 = 2*x - 5*u - 11 - 4, -2*x + u = -3 for x.

0

Solve z - 5*z + 2*f = 18, 0 = -2*z - 5*f - 3 for z.

-4

Solve 4*g - 16 = -4*f, -f + 10 = g + 3*f for g.

2

Solve 6 = 2*p + 4*a, -a + 1 = -p + 7 for p.

5

Solve -2*s = -3*c - 9, -3*c - 18 - 9 = 4*s for c.

-5

Solve 6*y - 3*y = -12, -y = 3*d + 7 for d.

-1

Solve -4*o + y = -0*y - 10, -4*y - 4 = 2*o for o.

2

Solve -5*x + 15 + 0 = 4*y, 2*x = -2*y + 8 for y.

5

Solve -7 = -3*j + 5*w, 4*w - 178 = 5*j - 181 for j.

-1