Let p(u) = 7*u**2 - 2*u - 1. Let l be p(-1). Let z = l - 4. Suppose 0 = -5*s + s + z, 0 = 5*r - 2*s - 18. Solve 5 = r*c + c for c.

Let d(z) = z3 + 2*z2 + z. Let i be d(-1). Suppose c = -3*h - i*h + 17, 2*c + 2*h - 26 = 0. Solve 0 = 3*o - c - 4 for o.

5

Let p = -1 + 1. Suppose p = g + 4*g - 15. Solve -g*i = -5*i + 2 for i.

1

Suppose -3*m + 0*m + 6 = 0. Let v = 1 + 4. Suppose 3*d = 5*s - 12, -5*d + 5 = -v*s + 15. Solve s*l + m*l = 0 for l.

0

Suppose -4*d = 4*m - 12, -4*d = 5*m - 3*m - 12. Suppose -5*o + 2 = -23. Suppose 8 = -d*q + o*q. Solve -q*v = -2*v for v.

0

Let h = 8 - 2. Suppose 2*m = h*m. Solve 0*d + 5*d = m for d.

0

Suppose -o + 2 + 0 = 0. Solve -j + o = -1 for j.

3

Let v = 10 + -10. Let l = v + 1. Solve x - 3 = -l for x.

2

Let j(l) = -l3 - 7*l2 - 5*l + 6. Let p be j(-6). Let f = p - -3. Solve 7*m - 4*m - f = 0 for m.

1

Let x = 101 - 99. Solve -10 = -3*r - x*r for r.

2

Suppose -49*i = -51*i + 4. Solve -3*m = i*m for m.

0