Solve -16 = 2*s - 4*g - 0, 19 = -3*s + 5*g for s.

2

Solve -5*t - 57 = -4*o, -45 = 140*t - 139*t - 5*o for t.

-5

Solve -3*u + 5*y - 19 = 0, 3*u + 2 = -5*y + 33 for u.

2

Solve -17 = -15*n + 13*n + r, -4*r = 4*n + 20 for n.

4

Solve -9 = -13*v + 10*v, 3*u - 12 = v for u.

5

Solve 2*j - n = -5, 42*n = -j + 46*n + 1 for j.

-3

Solve 9*k - 5 = 11*k + v, 13 = -4*k - v for k.

-4

Solve 2*d + 4*c = -0*d + 16, -d - 6*c = -16 for d.

4

Solve 6*b - 2*b + 21 = c, 31 = -4*b + 3*c for b.

-4

Solve -3*z - 5*m - 6 = -2*m, -z = 5*m + 22 for z.

3