Solve -15 = -n + 5*l, 4*l + 6 = n - 7 for n.

5

Solve -q = 2*q - 3*n - 30, 4*n + 20 = 0 for q.

5

Solve -2*y = -3*t + 1, 0 = -y + 2*t - 6*t + 16 for y.

4

Solve -5*r + 5*u = 4*u - 23, r + 3*u = 11 for r.

5

Solve 5*a + 2*n + 387 = 402, -3*a + 5*n = 22 for a.

1

Solve 5*h + 31 = -3*x, 15*x + 14 = -4*h + 18*x for h.

-5

Solve 2*m = 4*p + 24, 2*m + 9 - 25 = 2*p for p.

-4

Solve 4*p + 11*o = 6*o - 16, -2*o = p + 4 for p.

-4

Solve -5*c - 7 = 3*n, -3*n - 21 = 2*n - c for n.

-4

Solve 2*s = -2*f, -5*f - 2*s = -0*f - 12 for f.

4