Solve 2*h - c + 4*c = 0, h = -c for h.

0

Solve -3*j = -2*q - 0*j + 3, 3*q + j = 10 for q.

3

Solve -18 = 2*x - 4*f, -2*f + 29 = -5*x - 0*f for x.

-5

Solve -4*a + 2*b = 1 + 3, 4*a = 5*b + 8 for a.

-3

Solve -9*z - 5*v = -6*z, 4*z + 3*v = -11 for z.

-5

Solve -d - 2*h + 2 = -3*d, 3*d + 4*h - 25 = 0 for d.

3

Solve 3*d + 2*y - 15 = 0, -3*y + 3 + 6 = 0 for d.

3

Solve -5*r - 3*q + 6 = 0, 2*r + 4*q - 2*q = 4 for r.

0

Solve 0 = 6*p - 7*p - m + 1, -3*p + 21 = -3*m for p.

4

Solve -3 = -m + 4*d, 15 = 4*m - 4*d + 3 for m.

3