Let j be ((-4)/(-6))/((-4)/(-18)). Suppose -2*z = -j*z. Solve -2*i - 1 - 9 = z for i.

Suppose 2*k - 2*f = 10 + 6, 2*k - 3*f - 20 = 0. Solve 0 = o + k*o + 20 for o.

-4

Let s(m) be the third derivative of -m⁴⁄₂₄ + m³⁄₃ - 2*m2. Let y be s(2). Let d(z) = -z3 + z**2 - z + 1. Let k be d(y). Solve -j = -0*j + k for j.

-1

Suppose -6*z + 18 = -3*z. Solve -v = v + z for v.

-3

Let c be (2*4)/(24/(-60)). Let a be ³⁸⁄₈ - 5/c. Solve -a = -3*n + 4 for n.

3

Let g = -3 + 4. Let c be 2*-10*g/(-2). Solve c + 5 = -3*l for l.

-5

Suppose -2*a = -6*a + 4. Let w = a - -8. Solve -3*z = w + 6 for z.

-5

Suppose 0 = -4*g - 0*g + 32. Let y be (7 + 1)/(2/g). Suppose -9 + 2 = -3*k + n, 4*n = -3*k + y. Solve -12 = -4*u + k for u.

4

Let u = 3 - -11. Let v = -10 + u. Let t(h) = h - 3. Let o be t(v). Solve 5*r + 9 + o = 0 for r.

-2

Let h(n) be the third derivative of n⁶⁄₁₂₀ + n⁵⁄₁₅ + n⁴⁄₁₂ + 2*n³⁄₃ + 3*n**2. Let j be h(-3). Solve 13 + j = -4*v for v.

-5

Suppose 3*m = -2*w + 4*m + 8, 5*m = 5*w - 15. Suppose 0 = 5*i + x - 12, -w*i = -i + 4*x - 16. Suppose -r + i*r = 12. Solve r = -c + 4*c for c.

4