Solve 4*k - 21 = n, 0 = -k + n + 10 - 1 for k.

4

Solve -5*p + 5*i + 20 = 0, -3*i - 7 = -2*p - 2*i for p.

3

Solve -c + b + 1 = 0, -c + 5*b + 5 + 4 = 0 for c.

-1

Solve -10 = 3*v - 0*r + r, -5*v = 4*r + 19 for v.

-3

Solve m = 5*g - 22, 2*m + 2*g = 7*g - 24 for m.

-2

Solve -5*c + 153*m = 150*m, -22 = -c + 5*m for c.

-3

Solve 3*w = 0, 4*t - 65 = w - 101 for t.

-9

Solve -5*g = 2*f - 8, -2*f + g - 4 = -0*g for f.

-1

Solve 2*f = 4*f - 2*t + 2, -f - 1 = 4*t for f.

-1

Solve 6 = -2*f - 5*k + 7*k, -2*f - 5*k = -8 for f.

-1