Solve 0 = -3*t - 4*c + 4, -5*t + 4 + 20 = -2*c for t.

4

Solve -i + k + 4 = 0, 12*i - 15*i - 5*k + 20 = 0 for i.

5

Solve 0 = -4*t + 3*d - 31, t = -2*t + d - 17 for t.

-4

Solve 0 = -4*u - 8, -9 = -3*j + 3*u + 6 for j.

3

Solve 5*b + 2 + 8 = 5*r, -4*r + 3*b = -11 for r.

5

Solve 24*a - 15*a - 2*g = 18, 6 = 3*a + 3*g for a.

2

Solve p + 5 = -4*n - 4*p, 2*n = p + 1 for n.

0

Solve 5*q - 15 = -5*h, h + 5*q - 6 = 17 for h.

-2

Solve -2*z = -5*q - 16 + 45, -4*z = -3*q + 23 for q.

5

Solve -5*s - 3*h = -1, 25*h - 26*h + 5 = 4*s for s.

2