Solve -2*k - 4*b = -30, -5*b = 5*k - 4 - 46 for k.

5

Solve 2*z + 219*q = 221*q + 4, -5*z = q + 8 for z.

-1

Solve 4*k - n = 15, -9*n = 5*k - 8*n - 21 for k.

4

Solve 18*j - 14*j + 11 = 3*c, 14 = -j - 3*c for j.

-5

Solve -2*b = -4*r - 4*b + 8, 2*r = b + 8 for r.

3

Solve 2*j + 2*k - 6 = 0, 0 = -j + 6*k - 5*k - 7 for j.

-2

Solve x + 10 = -3*z, -2*z = 4 - 0 for x.

-4

Solve f + 5*k = -2, 5*f = 2*k + 2*k + 19 for f.

3

Solve -3*j + 2*r = -17, 5 = -2*r - 3*r for j.

5

Solve -4*a - 11 = -0*a - 3*b, -2*a = 2*b - 12 for a.

1