Solve 5*a = -5*q + 5, 4*a = -a + 5*q - 45 for a.

-4

Solve 0 = -2*o + 5*h - 10, -3*o = 9*h - 10*h + 2 for o.

0

Solve -4*c - 13*i = -14*i - 1, -3*c - i = 1 for c.

0

Solve -58 + 50 = 4*z, -5*o = z - 23 for o.

5

Solve -1 = p - 2*c, 8 = 3*p + p - 5*c for p.

7

Solve 6*i + 2*k - 9 = 11*i, -2*i = -5*k - 9 for i.

-3

Solve 12 = 2*r + 5*u, 91*r - 90*r + 4*u = 9 for r.

1

Solve 0 = -4*v + 2*q - 1 + 5, -3*v - 3*q - 15 = 0 for v.

-1

Solve 4*i - 11 = -0*v - 5*v, 9 = -v + 2*i for v.

-1

Solve -5*r + 11 = 5*s - 2*s, -5*s = 5*r - 15 for s.

2