Let x(o) = o**3 - 8*o**2 - 13*o + 11. Let z(n) = n. Let y(h) = x(h) + 3*z(h). Let l be y(9). Suppose l*w - 6*w = -12. Solve -w*f - 6 = 3 for f.

Suppose 88 = 3*s + s. Suppose 0 = -2*w - 3*h + s, 2*h + 1 = w + 4. Suppose 0 = 3*k + 5*p - 8, -2*p = w*k - 7*p. Solve -k - 9 = 5*t for t.

-2

Suppose -c - 3 = 3. Let o(m) = m + 11. Let l be o©. Solve l*h = -0 - 5 for h.

-1

Let r = 13 + -13. Solve -3*j - 1 + 4 = r for j.

1

Suppose -y - 19 = -2*u - u, 16 = 4*u + y. Solve -u - 1 = 3*j for j.

-2

Suppose -144 = -7*f - 2*f. Solve -f = -w - 3*w for w.

4

Let d(f) = f2 - 10*f + 12. Let c be d(9). Let q(b) = 4*b2 - 1 - 4*b2 + b2 - 2*b. Let n be q©. Solve 8 = 2*w + n*w for w.

2

Let k(j) = j + 12. Let n(x) = 2*x - 2. Let u be n(-5). Let l be k(u). Solve -5*c + 15 = -l*c for c.

3

Suppose 21 = -2*d + 5*x, 2*x + x - 17 = -d. Suppose d - 12 = -5*k. Solve 0*f - 8 = -k*f for f.

4

Suppose -2*x - 2*x + 36 = 0. Let z be ¹³⁄₃ - (-6)/x. Suppose -z*h + 42 = -8. Solve h*l - 5*l = -20 for l.

-4

Let c(q) = q3 - 2*q2 - 3q + 2. Let f be c(3). Let a be (-28 + 4)(-1)/3. Solve -2*u - f*u = -a for u.

2