Let z be (1 - (-6)/(-3)) + -3. Let l be (-39)/z - 5/(-20). Solve 0 = 5*c - 3*c + l for c.

Let x be -30*5/(-40) + ²⁄₈. Solve -u - x = -3*u for u.

2

Let i(l) = -l3 + 5*l2 + 7*l - 4. Let q be i(5). Let n = q - 11. Let f be ⁶⁄₁₀ + 48/n. Solve -2*r = -f*r for r.

0

Suppose 5*k = 4*k + 6. Solve 2 - k = -h for h.

4

Suppose 3*z - 4*c - 9 = 0, 5*z = -6*c + c - 20. Let l = 1 - z. Solve -l - 1 = 3*j for j.

-1

Let y be -3 + 1 - (-3 - 1). Solve -6*z = -y*z for z.

0

Suppose -3 = -p - 1. Let r be ³⁄₁₂ + p/(-8). Solve r*z + 5*z = -25 for z.

-5

Suppose -1 = -2*i + 5. Suppose -5*d + 24 = -i*d. Solve 2*l = 5*l - d for l.

4

Suppose -l - 9 - 2 = 3*w, 0 = -2*l + w + 13. Solve l*r + 0*r = -16 for r.

-4

Suppose 5*c = c + 4. Suppose -3*y - 13 = -7*y - n, -5*y - 2*n = -14. Suppose 18 = y*r - 5*j, r + 4*j = 2*j - 2. Solve -r = f + c for f.

-3

Let x be 0 + 2 + -1 + 7. Let l(v) = v**2 + 13*v. Let r be l(-13). Solve r = j + 3*j + x for j.

-2