Suppose 13*k - 9*k - 40 = 0. Let o = 31 - 31. Solve o - k = -2*q for q.

5

Suppose 3*s - 4*h + 12 = 0, 4*s + 2*h = -0*s - 16. Let t = s - -4. Solve t = -5*m + 3*m for m.

0

Let f be (-1 - 12)/(4/(-8)). Let t = f + -18. Let v be 2/t - (-3)/(-12). Solve -3*s = -v*s + 12 for s.

-4

Suppose 3*h = 2*i - 4, -4*h = -i - i + 2. Let y be (-4)/(1 - 3) + h. Let w = 13 + -12. Solve 0 = z - y + w for z.

3

Suppose h = 4*h - 24. Suppose 3*s - 13 = -d, 2*s + 4*d = -0*s - h. Suppose -m = 5*r - s*m - 5, 15 = 5*m. Solve 4*o = -0*o + r for o.

1

Suppose -6 = 3*d - 6. Solve -2 = p - d for p.

-2

Suppose 5*m - 10 = 0, m + m = 3*a - 2. Suppose -a*s - s + 5*i = -17, -s = -2*i - 6. Solve -s*q = -0*q - 8 for q.

2

Suppose -4*f - 4*a = 16, -16 = 4*a - 0*a. Suppose -2*l + 3*l = 4. Suppose 5*w = s - 9, s + f*w - 8 = l*w. Solve s*i = -i for i.

0

Suppose -2*r + 3 = -5. Let v(x) = x + 4. Let d be v(-4). Solve d = r*z - 3 - 1 for z.

1

Let l(a) = -3*a2 + 2*a + 2*a2 + 2*a + 2*a + 8. Suppose j + 4*j + 18 = 3*h, -2*h = -3*j - 12. Let w be l(h). Solve 3*d = d + w for d.

4