Solve -2*c - 6 - 1 = 5*d, 4*d + 12 = 0 for c.

4

Solve -140*h + 2*q = -137*h - 7, 5*h + 5*q - 45 = 0 for h.

5

Solve 4*q - 20 = -4*z, 4*z - q = 41 - 36 for z.

2

Solve -4*s = -7*s + 3*m + 12, 2*s = 5*m + 20 for s.

0

Solve -2*k - 65 + 51 = 5*m, 32 = -5*m + 4*k for m.

-4

Solve 4*u = y - 10, 0 = 4*u - u + 4*y - 2 for u.

-2

Solve -2*f = -2*x - 15 + 17, -4*f - 2*x + 2 = 0 for f.

0

Solve 3*g + 2*a = 0, -5*g = 2*a - 1 + 5 for g.

-2

Solve 56*f - l + 8 = 54*f, 4*f - 4*l = -12 for f.

-5

Solve -i = -3*i - 5*x - 20, -3*i - 16 = 4*x for i.

0