Suppose 90 = 5*v + 4*i, 4*i - 9 = 11. Solve 5*z - v = 6 for z.

4

Suppose 12 = k - 3. Let i = -3 + 2. Let t be i + -1 - 2/(-1). Solve t*d + 3*d + k = 0 for d.

-5

Suppose -5*b - 50 = -10*b. Solve 3*n - 8*n + b = 0 for n.

2

Let d be (-15)/2 + (-1)/2. Let u = d + 12. Suppose -u*s + 5*a + 37 = 0, -3*s = -a + 6*a + 16. Solve k - s = -1 for k.

2

Suppose z - 22 = -17. Solve -z*m + 3 = -2 for m.

1

Let l = 8 + -3. Solve l*p = p for p.

0

Let s(b) = b3 - 4*b2 - 4*b + 4. Let r be s(5). Suppose -r = -2*z + 31. Solve 0 = -7*v + 2*v + z for v.

4

Let q = 10 - 8. Solve -q*p + 10 - 2 = 0 for p.

4

Let b(z) = -z**2 + 5*z - 7. Let g be b(6). Let y be 2/(-3) + 1126. Let j = g + y. Solve -16 + 1 = -j*u for u.

3

Let t be -3 + 36*2. Let a be -4*10*1/t. Solve 0*c = -4*c + a for c.

5