Suppose 2*j - j = 0. Let d(u) be the second derivative of -u**3/6 + u. Let k be d(j). Solve 5*y = -k*y + 5 for y.

Suppose 3*x + 0*x - 4 = 5*j, 4*x = 2*j - 4. Let f(d) = d**2 - 2*d - 3. Let b be f(j). Solve b*r + 15 = -0 for r.

-3

Let d(k) = k**2 + 2*k - 11. Let m be d(3). Solve i - m = -i for i.

2

Let m = -78 + 84. Solve m*d = 3*d - 9 for d.

-3

Let v = 13 - 3. Solve -6*l + 4*l + v = 0 for l.

5

Let y(f) be the second derivative of -f⁵⁄₂₀ + f⁴⁄₃ - f**³⁄₆ - 7*f. Let a be y(3). Solve -n - n + a = 0 for n.

3

Suppose -l + 2*l = 0. Suppose l = -3*y + 6, y = t - 0*y - 1. Solve -t*i - 4 - 2 = 0 for i.

-2

Let d be (-9)/(-5)*11 + ⁵⁄₂₅. Let z = 9 - 6. Suppose -2*g = z*g - 10. Solve 2*l - d = -g*l for l.

5

Let x = 23 + -23. Solve -3*q = -x*q + 3 for q.

-1

Suppose 68 = -4*y - 5*j, 6*y - 3*j + 24 = 3*y. Let t = y + 15. Solve 0 = -t*w + 2*w for w.

0

Suppose 2*v - 4 - 2 = 0. Suppose 3*s - 4*y = -16, 1 = v*s - 2*y + 9. Solve s = -g - 4*g - 25 for g.

-5