Let i be -3 - -1 - 1 - -3. Suppose i*t = -t. Solve 4*s = -t*s for s.

Let f(u) be the first derivative of 1 - ¹⁄₃*u3 - 2*u2 + 0*u. Let z be f(-3). Solve 2*n = z*n for n.

0

Suppose 0 = -4*t - 3*x + 13 + 5, -t + x = -8. Solve -3 = 3*v + t for v.

-3

Let x(y) = y**2 + 7*y + 4. Let p = -15 + 8. Let u be x(p). Suppose m - 2*q - 11 = 0, -4*m + 4 = q - u. Solve -5 - 4 = m*a for a.

-3

Let p(u) = u3 - u2 - u. Let i(b) = b3 + 4*b2. Suppose 5*o - z + 16 = 0, o - 5*z - 7 = 9. Let t be i(o). Let m be p(t). Solve -4*v + 3*v + 4 = m for v.

4

Let t(g) = -g**2 + 5*g + 3. Let d be t(4). Let b(y) = 2*y - 10. Let i be b(d). Solve i*a = a - 12 for a.

-4

Suppose 5*d + 4*t - 3 - 6 = 0, 5*d - t - 4 = 0. Let z(h) = -5*h - 1. Let i be z(d). Let x be ((-2)/i)/(²⁄₁₈). Solve -n = x*n - 12 for n.

3

Let r be (6/(-3))/(-2 + 1). Solve 0 = -3*q - 7 - r for q.

-3

Let q(s) = -3*s2 - 7*s + 6. Let j(h) = 16*h2 + 36*h - 30. Let b(f) = 2*j(f) + 11*q(f). Let k be b(-5). Solve -k*d = -2*d - 8 for d.

2

Let x = 28 + -20. Let v be ((-8)/10)/((-15)/(-75)). Let k = v + x. Solve 2*z - 4 = k*z for z.

-2

Let l = 2 - -7. Suppose -2*x + 7*x - 15 = 0. Solve 0*z - l = -x*z for z.

3