Solve -3*s + 13 - 10 = 0, -4*b + 21 = 5*s for b.

4

Solve 3*y = -3*x, -4*y + 9 = -x + 24 for y.

-3

Solve 2*o - 5*s + 8 = 0, -o - 3*s = 4 - 0 for o.

-4

Solve 5*m = -4*z - 29, 19*z - 27 = 5*m + 21*z for m.

-5

Solve -2*t = -2, 0 = -w - 0*w + 4*t - 8 for w.

-4

Solve 5*t + 5*a = -40, 2*a + 8 + 16 = -4*t for t.

-4

Solve 2*j = z + 1, 0 = 2*j - 2 - 4 for z.

5

Solve 3 = 10*x - 7*x, 4*x - 4 = -2*a for a.

0

Solve -2*f - 3*t = 14, -5*f + 3*t + 15 = -2*t for f.

-1

Solve 0 = -6*y + 5*k - 2, 28*y - 26*y - k = -2 for y.

-2