Solve 0 = -2*h - 4*j + 3 + 7, 4*h = -5*j + 20 for h.

5

Solve 8*y = 4*y - 5*r - 29, -2*y - r = 7 for y.

-1

Solve 3*n + 7 = -p, -n = -4*p - 0*n - 2 for p.

-1

Solve -3 = 3*b - 3*c, 0*b = -4*b - 4*c + 36 for b.

4

Solve 2*y = -x - 13, -16*y + 2*x + 11 = -17*y for y.

-5

Solve 5*a + 13*z - 10*z = 15, -10 = -5*a - 2*z for a.

0

Solve 4*l - 7 = 3*r + 17, -5*l + 5*r = -35 for l.

3

Solve -4*t = 3*c - 15, -4*t + 2*t = 0 for c.

5

Solve 5*t = -2*q + 33, 0*t + 22 = 2*t + 3*q for t.

5

Solve -p + 4 = 0, 66*b - 65*b + 3*p - 18 = 0 for b.

6