Let i be ((-28)/8)/7 - (-9)/6. Solve 2*j = j - i for j.

Let u(d) = -6*d - 5. Let h be u(-1). Solve r = -h - 1 for r.

-2

Let a(j) = 6*j - 10. Let p be a(3). Solve -x - x + p = 0 for x.

4

Suppose 28 = 4*g + 4. Let n be ¹⁄₂ + (-3)/g. Solve n = -0*d + 5*d - 25 for d.

5

Let a® = -r**2 - 4*r - 3. Let u be a(-3). Suppose 2*z - 3*i + 4 = u, 2*z - i = -z + 8. Suppose -2*l = z*n - 12, -2*n - l = n - 11. Solve -m = -n*m for m.

0

Suppose 5 = 3*y - 4*r + 8, r = -2*y - 13. Let n = 0 - y. Solve 2*o = 1 + n for o.

3

Let v be -2*²⁄₄*0. Let n(s) = -s3 - s2 - s + 12. Let p be n(v). Solve 7*x + p = 4*x for x.

-4

Suppose 0 = -2*h + v - 1, 0*h + 5*v = 4*h + 5. Solve h = 5*t - 10 for t.

2

Let i be ⁸⁹⁄₁₃ + ⁶⁄₃₉. Solve -4*u - 15 = -i*u for u.

5

Suppose 4*q = 3*u - 10, -4*u + 6 = -q + 3*q. Let d(k) = -k**2 - 5k + 2. Let l be d(-4). Let h be 2(l/(-4) + u). Solve 3 - h = s for s.

2

Let z be (-10)/20 + (-6)/(-4). Let o(l) = 5*l**2 - 2*l + 1. Let k be o(z). Solve -k = m - 1 for m.

-3