Solve -83*r = -4*k - 81*r - 8, 0 = 5*r + 10 for k.

-3

Solve 5*n - 20 + 0 = c, 20 = 5*n for c.

0

Solve -4 = 5*v + 29*s - 27*s, 8 = 2*v + 4*s for v.

-2

Solve 16 = 2*i + 3*i - 4*a, -i + a = -3 for i.

4

Solve -15*m = -10*m - 3*b + 26, 2*m + 2*b + 4 = 0 for m.

-4

Solve 0 = 2*n + 2*n + 5*x - 1, 0 = -x - 3 for n.

4

Solve 4*m = -4*c - 8 - 16, 0 = 2*c - 4*m - 12 for c.

-2

Solve -3*k - 4*f = 29, k = 4*f + 11 - 10 for k.

-7

Solve 0*f = x + 5*f + 16, -5*x = 3*f + 14 for x.

-1

Solve z - 6 = 43*m - 48*m, 3*z - 3*m = 0 for z.

1