Solve 2*x + 12 = -4*q, -7*x = -4*x - 5*q + 7 for x.

-4

Solve -r - 15 = 4*i, -3*i + 9 = -2*r + 12 for r.

-3

Solve 2*a - 22 = -4*n, 2*n - n = -4*a + 16 for n.

4

Solve -2*j + 4*l - 22 = 0, 3*j + 5 = 4*j + 2*l for j.

-3

Solve y + 5*w = -22 + 1, 0 = -4*y + 5*w + 16 for y.

-1

Solve -4*j = 3*t - 3, 3*j + 24*t = 22*t + 1 for j.

-3

Solve -4*z + 3*n - 4*n + 13 = 0, -2*z - 11 = -3*n for z.

2

Solve 3*f - 7 = -4*r, -f + 1 = -2*r + 4*r for f.

5

Solve 0 = 4*h + 5*z - 27, -2*z - 3 = -9 for h.

3

Solve 5*s - 46 = 4*z - 14, 3*s - 4*z - 24 = 0 for s.

4