Let h(n) = n**3 - 9*n**2 - n + 13. Let d be h(9). Solve 0 = -d*i - 0 + 20 for i.

Let t be ⁵⁄₂*((-112)/35)/(-4). Solve -t*r - 1 = -r for r.

-1

Suppose -5*c + 5 = 5*w, 0 = -4*c + 3*w - w - 2. Suppose b + c*b - 8 = 0. Suppose 11 = 5*j + 2*r, -b*j + 4*r = -4*j - 20. Solve 2 - 8 = -j*t for t.

2

Let m(d) be the second derivative of -d³⁄₆ - d²⁄₂ + 2*d. Let o be m(-4). Suppose -4*c + c = 5*v - 34, -o*v = 2*c - 21. Solve -c*z = -5*z for z.

0

Suppose -2*t = -4 - 0. Suppose 3*k + 2*c - 6 = 1, -c - 7 = -t*k. Suppose d + 2*d + k*x = 0, -2*x = -2*d + 20. Solve 5*i + 0 = -d for i.

-1

Suppose -33 = -2*s - 9. Let j be (-18*⁴⁄₆)/(-2). Solve 2*b - j*b - s = 0 for b.

-3

Let h = -4 - -9. Suppose -3*f = -h*w + 10, 13 - 3 = 5*w + 2*f. Let v = -64 - -67. Solve w*a + v = 5 for a.

1

Suppose 8*q = 13*q - 10. Solve -3*x + 5 = -q*x for x.

5

Suppose -y = -0*y - 3. Solve 3 + y = 3*z for z.

2

Let a = 11 - 9. Suppose a*d - 112 = -2*d. Suppose 0 = 8*w - 4*w - d. Solve -w = 3*o + 8 for o.

-5

Let r be (3 - (-14)/(-4))*8. Let w(z) = z**2 + 5*z + 5. Let f be w®. Solve 3 - f = -2*i for i.

-1