Solve r + 5*b = 17, -9 - 13 = -5*r - 4*b for r.

2

Solve l - 1 = 4*n - 2*n, 0 = -4*l + 5*n + 4 for l.

1

Solve 0 = 3*z + 2*k - 5, -3*z - 25 = -6*z + 2*k for z.

5

Solve -3*q = -5*q + 2*g - 18, -5*q + 5 = 5*g for q.

-4

Solve 21 = -h - 4*n, 4*h = -h - n - 29 for h.

-5

Solve -5*a + 2*t - 6 = 0, -2*a + 133 - 139 = t for a.

-2

Solve -2*h + o + 6 = 0, -h - 3*o - 2 = 9 for h.

1

Solve 0 = -2*l - 8, 14*k - 16*k = 5*l + 10 for k.

5

Solve 5*x - 6*n = -45, n + 28 = -5*x + 18 for x.

-3

Solve 2*c - 2*n = -4*n, 15 = -c + 2*n for c.

-5