Suppose 0 = -4*z - u + 23, -2*z + 4*u - 32 = -6*z. Solve -4*r - 5 = -z*r for r.

5

Let i(o) = 4*o3 - 2*o2 + o. Let x be i(1). Solve -x*j = j for j.

0

Suppose 2*o = -3*m - 40, m - o + 15 = -0. Let r = -14 - m. Let w = 4 + -1. Solve p = w - r for p.

3

Suppose -2*r + 4*r = 14. Suppose w - 8 = -r. Solve -2*f - w = -f for f.

-1

Suppose 2*q - 3*n - 2*n = 32, -3*q = -n - 61. Suppose -5*h - 1 = -q. Suppose -3*l + 7 = -2*j, -h - 10 = -j - 2*l. Solve 3*w + j = 1 for w.

-1

Suppose -3*d + 17 + 6 = 4*b, -8 = -b - 3*d. Solve b = 4*o - 3 for o.

2

Suppose -y = -6*y - i, -y + 3*i = 0. Let w = 2 - y. Solve -a = 6 - w for a.

-4

Let v be -5*(3 + 72/(-20)). Solve -v*k = k for k.

0

Suppose 3*k = -4*i, -k = -0*i - 2*i. Solve 0*v + 3*v = i for v.

0

Suppose 12 = -4*d - 140. Let v = -20 - d. Suppose 3*u + v = 6*u. Solve 2*t - u*t = 8 for t.

-2