Let l(d) = d**3 - d**2 - d + 12. Let o be l(0). Solve -o + 0 = -4*t for t.

Suppose -2*d - 32 = -4*x + 30, 19 = x - 4*d. Solve 0 = 4*s - x - 1 for s.

4

Let h be (2 + -2)*3/(-6). Let t = 11 - 6. Suppose -2*k - 2*a = -a - 27, -t*k + 48 = -4*a. Solve -3*d + k = -h*d for d.

4

Let x(s) = -s2 - 9*s + 13. Let u be (0 - ²⁄₄)*14. Let o(p) = p3 + 8*p**2 + 7*p - 10. Let c be o(u). Let y be x©. Solve 5*n = 2*n - y for n.

-1

Suppose -7*z = 2*z - 45. Let c(w) be the second derivative of -w³⁄₆ + w²⁄₂ - w. Let i be c(1). Solve 0 = -i*j + z*j + 20 for j.

-4

Let p® = r3 - 7*r2 + 7*r - 7. Let d be p(6). Let b be 0 - (d + 0) - -2. Suppose -q - 10 = 4*h - 36, -39 = -4*q - b*h. Solve 2*a + q = -0 for a.

-3

Let s be (-2)/7 - (-208)/91. Solve -2*q + 4*q - s = 0 for q.

1

Let q(o) = o - 6. Suppose 0 = -4*j + 5*l - 10, -2*j - 2*l - 2 = -3*l. Let t = j + 6. Let u be q(t). Solve d + d + 10 = u for d.

-5

Let g(d) be the first derivative of -d**²⁄₂ - d + 2. Let k(u) = u. Let r be k(-5). Let p be g®. Solve 8 = -p*h - 4 for h.

-3

Let o be ⁴⁄₆ + (-4)/(-3). Let b = o - 2. Let u = 3 - b. Solve -20 + 8 = -u*d for d.

4

Suppose 5*j - 2*j = 12. Suppose j*q = 3*q + 9. Solve 5*t - q = 6 for t.

3