Let i = 1 - 0. Let o(x) be the second derivative of 5*x**4/12 - x**2/2 - x. Let c be o(i). Solve d = -c*d - 15 for d.

Let f be 2/(-7) - ((-1440)/42)/8. Solve -t = -3*t - f for t.

-2

Let d(i) = -i3 - 5*i2 + i + 7. Suppose 4*r = r - 54. Let n = 13 + r. Let a be d(n). Solve -q - q = a for q.

-1

Let f = 16 - 12. Suppose 8*h = -2*x + 3*h + 15, f*h - 12 = 3*x. Solve x = 3*k + k + 20 for k.

-5

Suppose -7 + 39 = -4*s. Let b = s + 8. Solve 3*z + b = 15 for z.

5

Let m be ⁴⁄₂₀ - 42/(-15). Suppose -p - 6 = -m*p. Suppose -3*b - 9 = 0, 3*b + 24 = 3*d - 15. Solve 0 = -5*l + p*l - d for l.

-5

Let g = -12 + 20. Suppose g = -3*w + 7*w. Suppose 6*c - 1 = 47. Solve w*k + c = -2*k for k.

-2

Suppose -5*w - 10 = 5*z, 5*w - z - z = 4. Solve w = u - 0*u - 1 for u.

1

Let l(v) = -2*v - 10. Let p be l(-6). Solve -18 = 4*c - p for c.

-4

Let v© = c3 - c2 - c + 1. Let b be v(1). Solve b = -8*i + 4*i for i.

0

Suppose c - 11 = -4*x - 27, 0 = -5*c - 4*x - 16. Suppose c = -4*s + 11 + 1. Suppose -8 = 2*n - 7*n - j, -4 = -5*n - s*j. Solve 0 = h - 0 + n for h.

-2