Suppose y = -2*k - 3*y - 80, -2*y = 3*k + 136. Let z = -32 + k. Let c be z/(-14) + (-12)/(-42). Solve u + 2*u - c = 0 for u.

Let m be 1 - -25 - (3 + -2). Let d(u) = -u3 + 6*u2 + 6*u + 10. Let h be d(7). Solve -m = -2*k - h*k for k.

5

Suppose 6*a = 3*a + 21. Suppose -4*u + 3*u = -a. Suppose -5*d = w - 3*d + u, 2*d + 1 = -3*w. Solve 0 = n - w*n for n.

0

Let u be 2 + ¹⁶⁄₂ + -4. Solve 3*i - u*i = 0 for i.

0

Suppose -4*k = -4*x - 20, 2*k + 4 = 3*x + 14. Solve 0 = 3*j - 1 - k for j.

2

Suppose 3*j = 2*j + 7. Solve -3 + j = -y for y.

-4

Let i(l) = l3 - 6*l2 + l - 10. Let x be i(6). Let d(w) = -w3 - 3*w2 + 5*w + 6. Let c be d(x). Solve 0 = -c*n + 3*n - 3 for n.

3

Let d = 6 + -2. Solve d*s - 1 - 11 = 0 for s.

3

Suppose -f - n + 3 + 5 = 0, -3*n - 48 = -5*f. Solve -4*o = -f + 21 for o.

-3

Let v be (-34)/10 - 4/(-10). Suppose -5*l - 5 = 3*d + 5, 2*d = -5l - 10. Let n be d(-2)/6*v. Solve n = 3*y - 3 - 6 for y.

3

Let c(f) = 2*f + 7. Let t be c(-5). Let q(k) = -3 + 3*k + 7*k2 - 3*k2 - 5*k2 - k3. Let g be q(t). Solve -3*n = -5*n + g for n.

3