Solve -22 = 5*z + 3*r, z + 0*z - 4*r = -9 for z.

-5

Solve 31 = 5*p - 4*x, -2*x + 4*x = -2*p - 2 for p.

3

Solve a + 0*m - m = -5, -4*m + 8 = 2*a for a.

-2

Solve 2*u = -5*m + 15, -3*u - 87 = -5*m - 47 for u.

-5

Solve -4*c + 16 = 2*w, -5*w + w = 5*c - 20 for w.

0

Solve -5*n = -4*u + 9 - 34, -6 = 4*n + 2*u for n.

1

Solve 5*f - 32 = 3*c, -8*c + 4*c - 5*f + 4 = 0 for c.

-4

Solve 5*l - 12 = -2*a, 2*a + 12 = 3*a + 4*l for a.

-4

Solve -14*a + 1 = w - 18*a, -w - 7 = 4*a for w.

-3

Solve t + 4*f = 7, -3*f - 61 + 67 = t for t.

3