Let g(i) = -i**2 + 4. Let c be g(0). Let w be 4/6*6*3. Suppose -6*r + w = -c*r. Solve 15 = -u + r*u for u.

Let y be (-16)/(-6) - 1/(-3). Suppose -5*u - y = -18. Suppose -u*q - 9 = -39. Solve c = 3*c - q for c.

5

Let r be (-2)/10 - (-130)/25. Suppose -4 = -3*s + s. Solve r = 3*k + s for k.

1

Let g(u) = -3*u + 20. Let l be g(6). Solve -t = 1 - l for t.

1

Let v be (0/(-1) - 3) + 3. Suppose -d + 0 + 3 = v. Suppose 0 = 3*b - 0*b. Solve -3*r - d - 3 = b for r.

-2

Suppose -4*k = 2*l + 8, -3*k - 7 = -4*l - 1. Suppose 4*s = -l*s. Suppose -m - 2*z - 6 = s, 2 = -5*m - 2*z - z. Solve m*b + 0*b = 4 for b.

2

Suppose -4*g + 7*g - 24 = 0. Let m = g - 9. Let n = m + 5. Solve 4 = n*c - 0 for c.

1

Suppose 5*g + 3*u = 83, 7*u = 2*u + 5. Let h(i) = -i3 + 2*i2 + 2*i + 4. Let d be h(3). Suppose 5 - d = t. Solve g = t*v - 0 for v.

4

Suppose 2*b = 9*b - 42. Solve -4*z + b = -z for z.

2

Let k(q) = q**2 + 2*q - 2. Let d be k(-2). Suppose -3*c - c - 4*j = 32, -3j = -c. Let s be -3(-1 - d/c). Solve n + s = -n for n.

-2

Let x(y) be the second derivative of -y⁵⁄₂₀ - y⁴⁄₄ - y**³⁄₂ + 3*y. Let b be x(-2). Solve -b*d = -d for d.

0