Solve 5*b - 4*o - 15 = 0, -b - 3*o = -0*b - 3 for b.

3

Solve 6*r - 10*r = -4*d + 32, -5*d = 4*r + 5 for d.

3

Solve -2*j - 4*l + 7 = j, 2*j - 3*l - 16 = 0 for j.

5

Solve 2*q + 0 - 7 = -k, -2*q - 3*k = -5 for q.

4

Solve -5*z + 1 = q, -14 - 11 = -5*z - 5*q for z.

-1

Solve -16 = -2*l - 2*u, 8 = -5*l + 13*u - 10*u for l.

2

Solve 0 = 5*k - w - w - 24, -2*k = 4*w for k.

4

Solve 5 = -5*y - 4*u, -6*u = 4*y - 7*u - 17 for y.

3

Solve -13*n + 5*q = -12*n + 6, -3 = n - 2*q for n.

-1

Solve 23 = -92*a + 96*a + j, 4*j - 7 = a for a.

5