Solve 0 = -3*f + o - 170 + 171, -2*f - 4*o = 4 for f.

0

Solve -5*s - 9 = t + 9, s = t for s.

-3

Solve -2*v + 4*i = 16, -4*i = 2*v - 0*i - 8 for v.

-2

Solve -5*y + 4*o + 8 = -y, -7 = -2*y + o for y.

5

Solve -5*m = -s - 8 - 9, -5*m = 5*s - 5 for s.

-2

Solve 5*o + 28*q = 23*q - 5, 0 = 5*o - 2*q - 16 for o.

2

Solve a + a - 11 = 5*h, -2*h = 4*a - 10 for a.

3

Solve b + 2*l + l = -3, 2*l - 9 = 3*b for b.

-3

Solve 7*z - 2*z = -b + 10, 4*b + 5 = -5*z for z.

3

Solve -6*z + 4*z + 4 = -w, 3*z - 2*w - 8 = 0 for z.

0