Solve 5*l + m = -0*l - 21, -2*m = 5*l + 17 for l.

-5

Solve -2*k - n - 1 = 0, 25*k + 4*n + 4 = 28*k for k.

0

Solve 3*m - 40 = 5*z, -4*z + 5 = m + 20 for m.

5

Solve 2*r + 4*w + 1 = -3, -5*r - 4*w - 10 = 0 for r.

-2

Solve 5*t = -l + 1 + 4, -7*t + 24 = -2*l for t.

2

Solve -620*p + 622*p - w + 2 = 0, 3*p + 4*w = 8 for p.

0

Solve 5*u - 2*a = 5 + 1, -3*a - 9 = 2*u for u.

0

Solve -9*s + 5 = 5*q - 5*s, 0 = -5*q + 3*s + 5 for q.

1

Solve -100*j + 96*j + 30 = -2*g, -4*j = 5*g + 5 for j.

5

Solve 4*u + 5 = -5*c, -6*u + 11*u + c = 20 for u.

5