Let z(b) = b**2 - 4*b - 9. Let f be z(7). Suppose 5*k = -3*j - f, 4*j + 3*k = -3 - 2. Solve h + 0 + j = 0 for h.

Suppose -12*u + 9*u = -6. Let h(a) = 3*a - 4. Let s(t) = -t - 3. Let j be s(-6). Let f be h(j). Solve -z = -u*z - f for z.

-5

Let k(s) = -s**2 + 4*s - 3. Suppose -4*t - 4*c = c - 5, -3*t - 5*c = 0. Let f be k(t). Let d = -5 - f. Solve 0 = d*i - 6*i for i.

0

Let w be -2*1/(-2)*2. Solve -w*c = -c - 4 for c.

4

Suppose 0 = -4*r + 11 - 11. Solve -2*w + 0 - 2 = r for w.

-1

Let x = 9 + -23. Let a be ⁶⁄₂₁ - 164/x. Let l = 9 + -7. Solve -t = l*t - a for t.

4

Let y = -5 + 6. Suppose 0 = -4*m + m + 12. Suppose m*s = 5*p - 3, s - p + 9 = 3*s. Solve -v - s = -y for v.

-2

Let y(b) = b + 16. Let d be y(-12). Solve d = w + 2 for w.

2

Let v(q) = 2*q**2 - 3*q + 3. Let b be v(2). Suppose -6*f - b*s - 17 = -2*f, 3*s = -15. Solve 0 = -2*j - f - 2 for j.

-2

Let k be 3/(-15) - 26/(-5). Let f be 6*⁵⁄₂₀*2. Solve f = -k*m - 17 for m.

-4

Suppose 20 = 2*j + 4*w, 8 = -3*j + 5*w + 5. Suppose -i = i + 40. Let z be 5/i + 29/j. Solve -4 = -3*l + z*l for l.

-1