Solve 4*m = 4*d - 20, -2*d - 10*m + 11 = -13*m for d.

4

Solve 4*i = 5*q + 22, 0 = -i - 5*q - 3 - 4 for i.

3

Solve 0 = 3*m - 31*c + 27*c - 4, -3*m - 4*c = 4 for m.

0

Solve -5*g + 3 = -x, 15*g - 14*g = 1 for x.

2

Solve 12*z - 10*z - r = -11, 2*z - 4*r + 20 = 0 for z.

-4

Solve -20 = 4*w + 2*r, -5*r = 4*w + 15 + 23 for w.

-2

Solve -4 = k - c, 20*k + 5*c - 12 = 23*k for k.

-4

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

1

Solve -1 = t - 0*q + q, 4*t + 3 = -3*q for t.

0

Solve 4*l - 10 = 2*y, l = -0*y - 4*y + 7 for y.

1