Let x(b) = -b**3 - 10*b**2 - 21*b + 3. Let s be x(-7). Solve -1 + s = r for r.

Let v be 0/(3/((-6)/(-4))). Suppose -5*n = -v - 5. Let r = n + 2. Solve 0 = r*z + 2*z - 5 for z.

1

Let y(m) = -m3 + m2 + m + 4. Let w(k) = -k**2 + 8*k. Let h be w(8). Let f be y(h). Suppose -5 = f*o - 5*o. Solve 0 = -4*z + 3*z + o for z.

5

Suppose 3*u = 5*r + 8, -1 = -3*u - 2*r + 21. Let c be -1*3 + -1 + 6. Solve c*x + x = -u for x.

-2

Let v = -8 - -15. Let h = 12 - v. Solve 0 = 3*l - h*l for l.

0

Suppose 0 = -2*f - 4*z - 16, 3*f + 11 - 2 = -3*z. Solve -c = f*c - 3 for c.

1

Let t = -2 + 4. Suppose w = -b + 7, 3*w + t = 5*b - 1. Solve 0 = w*s - s + 12 for s.

-4

Let n = 30 + -30. Let a(x) = -x3 - 5*x2 - 2*x - 7. Let o be a(-5). Solve o*b - 1 - 2 = n for b.

1

Suppose -5*t + 2*r = 4*r + 91, 3*t + 54 = -r. Let d = 17 + t. Solve d*m = -3*m - 9 for m.

-3

Let n = -1 - -7. Suppose -3*j + 15 = n. Solve j = h + 2 for h.

1

Let u = 6 + -1. Suppose -u*c = -6*c + 2. Suppose j = -t + 7, -3 = c*j - 3*t + 3. Solve -j*i + 9 - 3 = 0 for i.

2