Solve 2*v = 3*r + 10, -3*v + r + 4 = -2*v for v.

2

Solve 5*t + 10 = 3*k, -15 = 5*t - 0*k - 2*k for t.

-5

Solve 3*c = -0*c + 2*s + 5, 4*s - 20 = -4*c for c.

3

Solve -7 = f + 3*l, f - 3*l - 4 = -f for f.

-1

Solve 3 = -5*m - d, -14*d + 10 = -2*m - 10*d for m.

-1

Solve -2*o - 4*d = 30, 5*o + d + 25 = o for o.

-5

Solve 5*q + 3*n - 9 = 0, -3*q + 3*n + 7 = 4*n for q.

3

Solve -5*x + 22 = -4*u, 0*u + 13 = 2*x - 3*u for x.

2

Solve -3*g + 13 = -8*g - k, -g = 4*k - 5 for g.

-3

Solve z - 3*z - 10 = -3*q, -5*q = -5*z - 15 for q.

4