Solve -9 = -4*z + t, -4*t - 22 = 4*z - 6 for z.

1

Solve q = -r - 3, 3*r - 4*q = r for r.

-2

Solve -n = -5*a + 23, -5*n + 0*a + 15 = a for n.

2

Solve -3*w + 10*l - 14*l = 1, -5*l = 20 for w.

5

Solve -5*p - t + 4*t = 31, 3*p + 13 = -t for p.

-5

Solve d = -x + 3, 3*d = 2*x - 2 + 21 for d.

5

Solve -l + 0*d - 3*d + 14 = 0, 5*l - 4*d = 13 for l.

5

Solve 0 = -4*i + i - 5*j + 21, 4*i = 3*j - 1 for i.

2

Solve -2*x - 2*x = 5*u - 27, 0 = u - 3 for x.

3

Solve -2*k + 10 = -2*f, 5*f - 2*k + 25 = 6 for f.

-3