Solve 0 = -0*q + 2*q + 5*a - 5, -4*q + a - 1 = 0 for q.

0

Solve -d + 5 = a, -11 = -d - 5*a + a for d.

3

Solve 0 = 4*z + 4*n + 12, 7 = -5*z - n - 12 for z.

-4

Solve 3*u + 2*t = -0*t - 22, -2*u + 7 = -3*t for u.

-4

Solve -2*h - 4*k - 13 = -41, 5*h = -3*k + 35 for h.

4

Solve -4*t - 16 = -4*g, -2 = -6*t + 4*t for g.

5

Solve -3*l = -6, -6*l + 2 = -2*b - l for b.

4

Solve -4*z = -3*w - 62 + 73, -7 = 2*z - 3*w for z.

-2

Solve 0 = 2*z + 16*r - 18*r - 14, 5*r = -z - 11 for z.

4

Solve -9 = -5*d + 12*j - 14*j, -2*d + 4*j = -18 for d.

3