Let r(n) = -n3 + 8*n2 - 12*n + 5. Let t be r(6). Solve t = 4*z - 7 for z.

3

Suppose -2*l = 5*a - 17, a - 2*l - 19 + 6 = 0. Solve -c - 8 = -a*c for c.

2

Let u be 4/(2*(3 + 4/(-2))). Solve u*x - 11 = -1 for x.

5

Suppose 11 = 3*r + 5. Let u(q) = -2*q**2 - 12*q - 6. Let c be u(-5). Solve -v = c - r for v.

-2

Let u = -8 - -3. Let y = 13 + u. Solve -2*b - 2*b = -y for b.

2

Suppose 0*k + 4*v = -k + 20, -4*k + 10 = 2*v. Let s(y) = 5*y. Let i(f) = f. Let d(g) = -4*i(g) + s(g). Let q be d(k). Solve q = -3*b + 5*b + 4 for b.

-2

Let r(s) = s**2 + 9*s. Let d be r(-9). Solve d = 5*u - 0*u + 10 for u.

-2

Let h = -8 - -11. Solve 6 = h*r - 0 for r.

2

Suppose -24 + 28 = i. Suppose -i*b + 37 = -11. Solve 0 = 3*v - 0*v - b for v.

4

Suppose 8*x - 68 = 12. Solve 4*t + 10 = -x for t.

-5