Let a be 0*((-2)/4 - -1). Suppose 3*y = 0, a = 4*r - 2*r - 2*y - 20. Solve 2*u - r = 4*u for u.

Suppose 8*i = 9*i - 4. Solve 0 = -i*a + 10 - 2 for a.

2

Let o(l) = -l**2 - 10*l. Suppose -4*v - 38 = 2*b, 2 = v - 2*b + 14. Let w be o(v). Solve w = -c + 5 - 1 for c.

4

Suppose 5*f = 98 - 78. Solve 0*s + f*s = 20 for s.

5

Suppose 5*k + 0*k = -20, 4*b + 5*k = -8. Suppose o + 6 = b*o. Suppose 4*q = -t - q - 6, -q - 46 = -3*t. Solve -2 = -o*l - t for l.

-4

Let t(b) = b3 + 2*b2 + 1. Let v be t(-2). Suppose q + v + 0 = -2*w, -5*q + 3*w + 21 = 0. Let o be (2*9/q)/2. Solve -y = 8 - o for y.

-5

Let d(o) = -o**2 + 9*o + 6. Let g be d(0). Solve -g = 5*f - 31 for f.

5

Let w be ²⁄₅ + ¹⁰⁴⁄₄₀. Let j(y) = -y. Let s(a) = -a**2 - 2*a - 2. Let v(g) = 2*j(g) - s(g). Let i be v(w). Solve 4*o - 5 = i for o.

4

Let h be 76/(-18) + ²⁄₉. Let l = 6 + h. Solve -l*q + 16 = 2*q for q.

4

Let n(k) = k + 15. Let i be n(-15). Solve i = -3*s - 0 - 6 for s.

-2

Suppose 22 = k + 5*m, 2*k + 6 = -4*m + 32. Let x = -4 + k. Suppose -u + 4*u + 4*t - 26 = 0, -4*u + 3*t = -18. Solve 0 = -x*w + 3 - u for w.

-1