Solve -5*d + 4*b = -20 + 13, d = 3*b - 3 for d.

3

Solve -3*r = -4*h + 23, 5*r - 18 = -5*h + 2 for h.

5

Solve -a + 24*k - 23*k = 0, 5*a - 36 = -4*k for a.

4

Solve -77 = 3*h + 2*a - 50, a = -h - 11 for h.

-5

Solve y - 5*v - 21 = 0, 3*y - 4*v + 5 = -6*v for y.

1

Solve 7*v - h = 4*v - 2, v - h + 2 = 0 for v.

0

Solve 0 = -y - 2*k, 17 = -5*y + 3*k + 43 for y.

4

Solve 5*x = x - 2*b + 16, 4*b + 4 = -2*x for x.

6

Solve 3*p = 2*t + 11, -2*t = -5*p + 24 - 3 for t.

2

Solve -10*n + i - 3 = -9*n, 0 = 2*i - 8 for n.

1