Suppose d + d = -20. Let o = 11 + d. Suppose -x + 5*s = o, 3*s - 1 - 6 = -x. Solve -x = -v - 2 for v.

Let h® = 3*r - 4. Let a be h(2). Solve -2*d - a*d = 0 for d.

0

Suppose 5*s = 4*p + 288, -45 = -s + 7*p - 2*p. Let j be ³⁄₉ + s/9. Suppose 0 = 3*d - j*d. Solve d = -2*c - c for c.

0

Let s be ⁸⁄₅₂ + (-579)/(-39). Solve 0 = 2*j + j + s for j.

-5

Let i(o) = -o**2 - 16*o - 28. Let y be i(-14). Solve y = f - 2 - 3 for f.

5

Let t = -21 + 24. Suppose -6*k + k + a = -13, k + t*a + 7 = 0. Solve -k = -f - 0*f for f.

2

Let l(v) = -v3 + 6*v2 - 3*v - 5. Let p be l(5). Let a be 2/p + (-294)/(-15). Suppose -2*t + a = 2*c - 3*t, -c - 4*t = -28. Solve -y - 2*y = -c for y.

4

Let z(g) = -7*g + 21. Let u be z(3). Solve 4*c = -u*c + 20 for c.

5

Suppose 2*g = 3*v - 11, -6*g + 29 = -4*g + 5*v. Solve g*a - a = -2 for a.

-2

Let t(k) = -k**2 - 11*k + 12. Let c be t(-12). Solve -g + 11 - 6 = c for g.

5

Suppose x + x - 8 = 0. Suppose 0 = -x*u - 0*y - 4*y - 8, -5*y = 2*u + 10. Suppose u*n = 4*n - 20. Solve -4*o - o - n = 0 for o.

-1