Solve 0 = -5*m - r + 12, -7*m = -11*m + r + 15 for m.

3

Solve -5*c + s - 20 = 0, -3*s + 6 = -c + 2 for c.

-4

Solve g + 5*z + 14 = -0*z, -z = 4*g - 1 for g.

1

Solve 0 = -4*y - 4*a + 7*a - 28, 5*y = a - 24 for y.

-4

Solve -3*y = -3*s + 15, -y + 4*s = -3 + 14 for y.

-3

Solve 4*k - 2*v + 12 = 0, 3*k - 10 - 7 = -5*v for k.

-1

Solve -k = 3*u + 6 - 3, 5*k - 19 = 2*u for k.

3

Solve -55*v + 57*v + 2*f - 6 = 0, v + 3*f = 9 for v.

0

Solve 2*g + 3*r - 2 = -r, -27 = 3*g - 4*r for g.

-5

Solve 22*j - 18*j + 3*u + 6 = 0, 0 = 2*u + 4 for j.

0