Solve m + m - 4*z - 24 = 0, 5*m + 5*z + 15 = 0 for m.

2

Solve 3*f + 7 = 2*v, 3*f - v = -4*v + 18 for f.

1

Solve -f = 4*m + 2, -4*m + 4 = 2*f + 2*f for m.

-1

Solve 4*x - 20 = -2*i, -6*x = -2*x - 2*i - 12 for x.

4

Solve -3*q - 10 = -8*q + 5*p, 1 = p for q.

3

Solve 9*n = 2*c + 4*n + 10, -4*n + 8 = -5*c for c.

0

Solve r - t = 0, -4*r + 6 = -3*t + 2 for r.

4

Solve 4*k = -d - 1, d - 2*k + 0 = -1 for d.

-1

Solve -x - j = 4*x - 12, -5*x + 20 = 5*j for x.

2

Solve -5*p - 4*m = -45, 3*p + 4 + 1 = 4*m for p.

5