Solve -2*a + 2 = 4*b, -36*a - 17 = 5*b - 40*a for b.

-1

Solve -i = u, -5*i - 5*u + u = 0 for i.

0

Solve -2*i - 4*m + 22 = 0, -4 = -4*m + 12 for i.

3

Solve 6 = 4*m - 2*k, -3*m - k + 26 = 19 for m.

2

Solve -58*y + 54*y - 4 = 5*x, 5*x + 5 = -5*y for y.

-1

Solve -2*i = 3*j - 4*i + 19, 0 = -2*j - i - 1 for j.

-3

Solve -u - 3*x = -16, 0 = -4*u + 2*x - 1 + 9 for u.

4

Solve -2*v + 41*i = 39*i - 2, -3*v = 3*i + 9 for v.

-1

Solve -10*h + 7*h + 4*f = -5, 2*h + 4*f = 10 for h.

3

Solve 13 = 3*h + 3*d - d, 15 = -5*h + 4*d for h.

1