Solve -9 = 5*z - 2*r, 0*z - 2*r = -z + 3 for z.

-3

Solve y - 5*j = -2*y + 31, -5*j = 25 for y.

2

Solve 3*j + 275*q - 3 = 276*q, 0 = j - 2*q - 1 for j.

1

Solve -7*z + 2*z + 5*c = 0, -c - 2 = -3*z for z.

1

Solve 0 = 8*m - 12*m + 3*b + 12, 4*b = -5*m - 16 for m.

0

Solve z + 3*w - 12 = 3*z, 0 = -5*z + 4*w - 16 for z.

0

Solve k + 3*u - 1 = 2*u, 5*k - 5 = 2*u for k.

1

Solve -z + 18 - 20 = 0, 17 = 3*a - z for a.

5

Solve 4*j - 4*p = 16, 2*p - 16 = 2*j + 6*p for j.

0

Solve 0 = -3*c + 3, -2*k + 3*c - 123 + 112 = 0 for k.

-4