Let d(f) = -f**2 + 5*f + 2. Let l be d(3). Solve -x + l = x for x.

4

Suppose -20*t = -18*t - 20. Solve -3*n + 5 + t = 0 for n.

5

Let z be (-2)/8 + 2⁄8. Suppose 2*x - u - 45 = z, -4 - 14 = -x - u. Let c be (2⁄6)/(4⁄60). Solve c*l - 1 = -x for l.

-4

Let r(k) = k3 - 10*k2 + 12*k - 11. Let g be r(9). Suppose 0 = -4*t - 0 + g. Suppose -2*x - 4*l - 6 = -t*x, -3*x - 4*l = -29. Solve x*q - 2*q + 25 = 0 for q.

-5

Suppose -2*z = -4*u + 2*z, 2 = -5*u + 3*z. Let l = u + 4. Suppose t = 5 - l. Solve t*p - 3 = -p for p.

1

Let c = 66 - 15. Suppose 3*f = -0*f + 2*b + c, -5*f = -3*b - 86. Let z = f - 10. Solve -2*i = -5*i + z for i.

3

Let c(o) = o**2 - 3*o - 5. Let p be c(5). Let f = -3 + 5. Suppose -3*x - 4*b + 4 = -f, -x + 5*b + 2 = 0. Solve -x*z + 3*z = -p for z.

-5

Suppose 22 = 4*o + 3*a, 0*a - 8 = -4*a. Suppose 4*z + o*g = 0, 2*g + 3*g = 5*z - 50. Solve -3*t + 2 = z for t.

-1

Let j(p) = -p3 - 7*p2 - 6*p - 10. Let u(m) = m**2 + m + 1. Let c(w) = -j(w) - 6*u(w). Let f be c(0). Suppose 14 = f*s + 2. Solve -z - 4 = -s*z for z.

2

Let m = -8 - -9. Let r be m - ((0 - -4) + 2). Let i = r + 5. Solve i = 5*n - 9 + 24 for n.

-3