Solve 7*b + 21 = 12*b + 3*t, b + t = 5 for b.

3

Solve -4*p - 25 = n, 0 = 3*n - 45*p + 43*p + 5 for n.

-5

Solve 2*m + 7 = -n, -n + 3*m = -6*n - 28 for n.

-5

Solve -b - 4*k = 23, -5 = -5*b - 3*k - 35 for b.

-3

Solve -u + 33 - 9 = -5*k, 3*k + 5*u = 8 for k.

-4

Solve 4*w - 16 = -4*v, 44*w - 5*v - 25 = 40*w for w.

5

Solve -5*v - 13*x + 8*x + 10 = 0, 0 = -v - 2*x + 6 for v.

-2

Solve -4*s + 5*n - 2 = 0, 2*n - 7*n + 6 = -2*s for s.

2

Solve -4*b - 5*a = -33, 19 = -3*b + 22*a - 17*a for b.

2

Solve 4*t + 19 = -3*k, -4*t - 14 = -2*k - 0*k for k.

-1