Solve 4*z - 3*f + 27 = 0, -5*f + 7 = z - 15 for z.

-3

Solve -4*q - 2*z + 20 = 0, -4*q - 7*z + 20 = -3*z for q.

5

Solve 3*h + 7*n = 10*n - 3, 5*h = -3*n - 37 for h.

-5

Solve -5*j - 17*y = -14*y - 11, 0 = 5*y + 15 for j.

4

Solve 5*l + 10 = 0, 6*y = 2*y + 4*l + 28 for y.

5

Solve 0 = -3*b - 2*p + 10 - 0, -3*p = 2*b - 5 for b.

4

Solve 2*p = -3*u + 10, p + 22 = 4*u + 16 for p.

2

Solve h = 5*y - 6, 36*y + 2 = 29*y + 4*h for y.

2

Solve k - 2*k = -3*c + 14, -4*k = 4*c - 8 for c.

4

Solve c = 4*f - 11, 0 = -3*f + c - 4*c + 12 for f.

3