Let t(d) = -d**3 + 19*d**2 + 19*d + 24. Let n be t(20). Let x(o) = -o**3 + 7*o**2 + o - 7. Let c be x(7). Solve c*j + 8 = -n*j for j.

Let d® be the second derivative of -r⁴⁄₁₂ - r³⁄₆ - r**2 - r. Let o be d(0). Let q be ((-12)/3)/o - -2. Solve c = q*c for c.

0

Suppose 46 = 9*k - 26. Solve -4 = -2*w - k for w.

-2

Let z(a) = -a**2 + 4*a. Let f be z(3). Suppose -f*t = b + 7 + 1, -5*b + 8 = 3*t. Solve w = b*w for w.

0

Let j(p) = -2*p2 - 5*p - p3 + 4*p**2 + 4*p. Let k be j(1). Suppose -5*c = -5*n + 20, 5*n + 4*c + c - 20 = 0. Solve -n*w - 9 - 7 = k for w.

-4

Let m(k) = k**2 + 6*k + 6. Let y(u) = 5 - 4 + 4*u + 1. Let c be y(-2). Let g be m©. Solve g*o - o = 0 for o.

0

Let b = 5 + -5. Suppose b = -s - 2*s + 12. Solve -2*k + s = -k for k.

4

Let w = 9 - 4. Suppose -4*c + 3*k = -29 + 6, -15 = -w*c + k. Solve 6*f = c*f for f.

0

Suppose -28*q + 26*q = 0. Suppose 3*m + 15 = q, -3*y - 20 = 2*y + 4*m. Solve -5*v = -15 - y for v.

3

Let c be (-2)/(²⁄₁)*-3. Let f = c - 0. Suppose g - 8 = -3*g. Solve -f*d = g*d for d.

0

Suppose -3 = 3*n - 4*b, 0 = -n - 4*b + 4 + 11. Suppose n*f - 6 = f. Solve -w + 4 = f*w for w.

1