Let a = 18 - 12. Solve 3*y + 3 - a = 0 for y.

Let y(n) = -3 + n3 - 5*n2 + 2*n + 1 + 4*n - n. Let d be y(3). Let o be -1 + 0 + 6 + d. Solve v + 1 + 3 = o for v.

-4

Suppose 5*a = p - 2*p + 50, 0 = 2*a + p - 23. Let k be 25/a + ⁴⁄₁₈. Suppose 15 = k*y, 6*n - 5*n = 4*y - 18. Solve n*q - 20 = -3*q for q.

4

Suppose 2*c + 15 = x, -4*x - 3*c = 2*c - 47. Solve 3*f + 2 = -x for f.

-5

Let u© = c - 2. Suppose -3*l = q + 4*q - 8, l - 14 = 4*q. Let b be u(l). Let m be 10/b*²⁸⁄₁₀. Solve -3*x + m - 1 = 0 for x.

2

Let f = 2 - -3. Solve 0 = -f*b - 1 - 4 for b.

-1

Let r(m) = -m2 + 4*m + 6. Let u be r(6). Let x(w) = w3 + 5*w**2 - 7*w - 4. Let q be x(u). Let g be (1 - q - -2)/1. Solve c + g = -0*c for c.

-1

Suppose -15 = 5*p - 8*p. Suppose -3*q + p*q + 24 = 0. Let u be q/(-4 + (-6)/(-2)). Solve y - u = 5*y for y.

-3

Suppose 0 = -16*c + 12*c + 8. Suppose 6*k = c*k + 56. Solve -5*g - k = 6 for g.

-4

Suppose 0 = -4*o - 3*c - 1, -5*o + 0*c + 4 = 2*c. Solve -4*r - o = 10 for r.

-3

Let n® be the third derivative of ¹⁄₂*r3 - ¹⁄₆₀*r5 + ⁵⁄₂₄*r4 - 2*r2 + 0 + 0*r. Let q be n(5). Solve q - 4 = -s for s.

1