Solve 5*x + r = 12, -9 = 3*x + 2*r - 12 for x.

3

Solve 0 = -3*x + 5*j + 11, -2*x - 1 = -0*x + 5*j for x.

2

Solve -3*l - 4 = -5*c, -3*l - 3*c + 16 = 2*c for l.

2

Solve 23 = -j + 5*d, 10*j = 12*j - 2*d + 14 for j.

-3

Solve 0*g - 2*v - 2 = -4*g, 0 = -5*g + 3*v + 1 for g.

2

Solve 9 = 3*x, 83*n + 3*x = 80*n - 18 for n.

-9

Solve 2*o - s + 8 = 0, 3*s + 8 = -2*o + 6*s for o.

-4

Solve -r = 2*z + 22 - 14, z + 1 = r for z.

-3

Solve 11*j + 4*z - 32 = 7*j, 0 = 2*j + z - 13 for j.

5

Solve -j + 4*n + 6 + 5 = 0, 5 = 4*j - 3*n for j.

-1