Solve -c = -5, -5*w + 2*c + 5 = 10 for w.

1

Solve 20 = 4*b + b + 2*o, 0 = -2*b + o - 1 for b.

2

Solve -2*n = 3*b - 13, -21 = -5*n + 2*b + 2 for n.

5

Solve 9*u - 4*u + 3*a + 34 = 0, 5*u + 2*a = -31 for u.

-5

Solve -3*y - 16 = -2*b, -29*b + 4*y + 22 = -26*b for b.

2

Solve m + 5 = -k, -21 = 3*k + 5*m - 6 for k.

-5

Solve 5*t = -5*s - 10, 2*t + 8*s + 4 = -24 for t.

2

Solve -5*t - 6 = 4*z, 4*z + 219*t = 218*t + 2 for z.

1

Solve 10*s = u + 13*s + 10, 2*u - 4*s = 30 for u.

5

Solve -3*m - 3*u + 8*u + 9 = 0, 4*m = -3*u + 12 for m.

3