Solve -5*c = 0, 3*r - 15 = -4*c + 8*c for r.

5

Solve 3*t - 25 = -t + 5*k, -15 = 3*k for t.

0

Solve 11*a + 3*l = 15*a - 13, -3*l = 3*a + 6 for a.

1

Solve 4*u - 3*t - 11 = 0, 3*u + 3*t - 30 = -6 for u.

5

Solve 5*c = -y + 5*y - 7, -13 = c + 5*y for c.

-3

Solve -w = 2*g + 2, -2*g + 2 = -w - 0 for g.

0

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

1

Solve -3*i - 25 = -5*h, -h = 4*h - 5*i - 25 for h.

5

Solve -5*r - 1 = 4*l, 3*l - 7*l + 3 = r for r.

-1

Solve -4*s - 2*q = -12, -56*s + 31 = -53*s - 4*q for s.

5