Suppose -3*m = -15 - 21. Solve 4*d = d + m for d.

Suppose -2*f + 5 - 23 = 0. Let o = f - -24. Solve -2*w - 5 + o = 0 for w.

5

Let z(f) be the second derivative of -f⁵⁄₂₀ + 2*f³⁄₃ + 3*f**²⁄₂ + f. Suppose 28 + 2 = -5*y - 4*w, -2*w - 8 = -y. Let s be z(y). Solve s*k = 7*k + 8 for k.

-2

Let h be (-4)/22 - (-6)/33. Suppose 0 = -h*g + g. Solve -4*s = -g*s + 4 for s.

-1

Let a be -8*⁴⁄₈ + 8. Solve 5*w + 1 = a*w for w.

-1

Suppose 0 = 5*t + 5 + 15. Let f = t + -4. Let q(z) = z + 8. Let u be q(f). Solve 4*s - 17 - 3 = u for s.

5

Let u(k) = k**2 - 19*k + 23. Let d be u(18). Suppose -5*c + 5 = -2*i - 0*c, 5*c = -3*i + d. Solve -3*g + 7*g = i for g.

0

Let z = -37 - -26. Let v = z - -14. Solve 0*w - v*w = -3 for w.

1

Let g be ⁵⁄₂ + (-3)/6. Solve g*o - 5*o = -12 for o.

4

Suppose 0 = -3*d + 5*b + 24 - 1, -2*d + 4*b + 16 = 0. Solve 2 = d*k - 5*k for k.

2

Let h = 21 - 16. Solve 0 + 25 = -h*t for t.

-5