Let f be 15/(((-108)/8)/(-9)). Solve 0 = 4*c - 6*c + f for c.

Let c® = -5*r - 45. Let z(n) = 2*n + 15. Let x(w) = -3*c(w) - 8z(w). Let t be 0(1/(-2) + 0). Let q be x(t). Solve 6*b + q = 3*b for b.

-5

Let q(o) = -o**2 + 6*o. Let j be q(5). Suppose 4*d + 6 = 3*a, -j*a + 3*d + 5 = -16. Suppose 0 = 4*m - 2*y - a - 2, 0 = 3*y. Solve -m*p = -4*p for p.

0

Suppose -4*y = 4*j + 8, 3*y + 6 = j - 0*j. Solve j = -2*o + 3*o + 5 for o.

-5

Suppose -z - 3*z = -12. Suppose 0 = z*w - 11 + 5. Solve 4*l = -10 + w for l.

-2

Let i(w) = -w3 + w2 + w. Let z be i(0). Suppose z = -2*v - 0*v. Solve 2*s + 1 + 1 = v for s.

-1

Suppose z - 3 = 1, -3*a + 24 = -3*z. Solve 0*h - a = 3*h for h.

-4

Let v(f) = -f2 - 10*f - 4. Let h(n) be the first derivative of n²⁄₂ - 18*n - 4. Let c be h(9). Let s be v©. Solve -w - 2 = -s for w.

3

Suppose 2*s + 12 = 5*s. Suppose 4*f + 3*l = 5, -s*f + 3*l = -6 - 5. Solve f*x + 10 = -0 for x.

-5

Suppose 20 = 3*u + 2*u. Suppose -b = 2*s - 4 + 5, 2*s + 4 = -u*b. Let l = -15 + 22. Solve -x - 3 + l = s for x.

4

Let a(k) be the second derivative of k⁴⁄₁₂ - 7*k³⁄₆ + 3*k**2 + k. Let z be a(6). Solve -5*l + l - 4 = z for l.

-1