Let k(i) = i**3 - 7*i**2 - i + 7. Let l be k(7). Solve l = -4*o - 3 - 13 for o.

Let t(k) = -k + 2. Let l be t(5). Let x be 3/((-9)/l) - -2. Solve 0*d = -x*d for d.

0

Let i(a) = -a2 - 5 + 2*a2 + 2*a + 3. Let z be i(-3). Suppose -z = -2*w + w. Solve -o + 4 - w = 0 for o.

3

Let s(x) = -x3 - 16*x2 + 15*x - 30. Let p be s(-17). Let c be (²²⁄₂)/((-1)/(-2)). Suppose p*r + 6 = c. Solve 0 = -r*u + 30 - 10 for u.

5

Let h(d) = d + 13. Let l be (0 + 4)*(-9)/4. Let j be h(l). Suppose 3*c - 9 = -3*r - 0*c, 0 = -4*r + 4*c - 12. Solve r - j = -b for b.

4

Let x(f) = -f3 - 8*f2 - 9*f - 10. Let u be x(-7). Suppose -3*n = j, 2*n = u*n - j - 5. Solve 3 - n = l for l.

2

Suppose -5*y = t - 19, -4*y + t = -0*y - 8. Let p be ((-4)/(-12))/((-2)/(-150)). Suppose 4*b - v = -5*v, -4*b + p = -v. Solve -b*w + 8 = -y*w for w.

4

Let q = 8 + -6. Suppose -q*h + 6 = -0. Solve l - 4*l - h = 0 for l.

-1

Suppose -1 + 4 = n. Suppose n = 5*f - z + 4*z, f = 3*z - 3. Solve f*l - 6 = -2*l for l.

3

Suppose c = 5*c - 40. Solve -5 - c = -3*q for q.

5

Let o be ⁸⁴⁄₂₂ - ((-70)/22 - -3). Solve -o*r = -2*r + 8 for r.

-4