Solve 5*q + 8 = 5*i + 33, 4*i + q = 0 for i.

-1

Solve -2*w - 2*z = -8, -8*z + 3*z + 30 = -5*w for w.

-1

Solve 0 = 4*l + 4*x - 40, 5*x = 4*l + 2*x - 5 for l.

5

Solve -87*q + 90*q - 5*l + 18 = 0, 5*q + 4*l = 44 for q.

4

Solve -5*y - 15 = -5*i, -3*i = -4*i for y.

-3

Solve -7 = -2*z + 1, 4*z - 24 = -2*k for k.

4

Solve 21*k - 22*k - 4*i = -15, -3*k + 2*i = 11 for k.

-1

Solve 0 = -f - 3*c, 58 = 3*f - 5*c + 16 for f.

9

Solve 5*k + 0*k = 5*a + 20, 0 = -5*a + 2*k - 8 for a.

0

Solve l + 5*r - 23 = -l, 0 = 4*l + 5*r - 21 for l.

-1