Suppose -2*u - 2*u + 2*r + 24 = 0, 0 = -4*u - 3*r + 4. Solve b = -2 + u for b.

Suppose 2*v = -2*h + 8, -4*h + 0*v + 24 = -4*v. Solve 2*l = l + h for l.

5

Let k be -2 - 3/(-3) - 2. Let n = -1 - k. Suppose 35 = 5*h + d, -5*h = -n*d - 2*d - 10. Solve 0 = -t - t + h for t.

3

Let x(i) = 2*i3 + 39*i2 + 18*i - 19. Let z be x(-19). Solve u + u - 8 = z for u.

4

Let o(q) = 2*q3 + 2*q2 - 2*q + 1. Suppose 4*z - 2 = 2*z. Let h be o(z). Suppose 5*k = 3*v - 5*v + 6, -v = h*k - 3. Solve 0*j = -v*j + 9 for j.

3

Let l be ⁶³⁄₁₈*¹²⁄₇. Solve -i = -l*i + 15 for i.

3

Suppose 2*o - 30 = -o. Let f(m) = -m3 + 5*m2 - 6*m + 5. Let a be f(4). Let r be a/(-6) - 10/(-4). Solve -r*k = -8*k - o for k.

-2

Let r© = -c**2 + 1. Let z be r(1). Solve -t = -z*t - 2 for t.

2

Suppose -2*n = -4*n. Suppose 0 = 5*u - 66 - 24. Suppose -4*d + 0*d = -j + u, n = 4*j + 2*d - 36. Solve y + y - j = 0 for y.

5

Suppose -2*s = -h - h + 4, 4*s + 4h = 8. Let l be (²⁰⁄₈)/(-5)-4. Suppose 0 = -y + 3*d + 2, y - d = -2*d + 2. Solve y*n - l + 0 = s for n.

1

Let n be (-10 + 10)*(-1)/2. Solve 5*b + n - 10 = 0 for b.

2