Solve 2*h = 3*u - 9, 28*u - 20 = 23*u + 5*h for u.

1

Solve -3*i + 5*n + 20 = 0, 2*i - 4*i + 7 = 3*n for i.

5

Solve -4*j = -n - 6 - 1, 5*n + j - 7 = 0 for n.

1

Solve -7*b = -4*a - 11*b + 4, -b - 2 = 4*a for a.

-1

Solve 14*d - r = 9*d + 27, 0 = -5*d - 4*r + 17 for d.

5

Solve q + 33 - 19 = 5*d, -2*q + 2 = 5*d for q.

-4

Solve 4*k - 3*h = -2 - 7, 3*k = -3*h - 12 for k.

-3

Solve -4*s = 4*h - 12, 2*h - 14 = -8*s + 4*s for s.

4

Solve a = m + 1 + 1, -5*a = -3*m - 8 for m.

-1

Solve -7*v + 4*o = -4*v + 15, 0 = 2*v - 5*o + 17 for v.

-1