Suppose 5*h - 4*o - 120 = 0, 39 = 2*h - 3*o - 9. Let f = h - 15. Solve 0 = 4*s - f*s for s.

Let k = -2 + -4. Let w = 12 + k. Solve -y - 2*y = -w for y.

2

Let a be (-3*1)/(90/(-25) + 3). Solve 0 = a*s - 3 - 17 for s.

4

Let o = -131 + 200. Suppose -3*l + o = -81. Suppose 4*p = -p + l. Solve -i = -6*i - p for i.

-2

Let r = 32 + -28. Solve r = 4*o - 2*o for o.

2

Let w(d) = d2 + d + 1. Let n(a) = -a2 - 3*a + 1. Let s be n(-4). Let y be w(s). Suppose -h - h = 0. Solve -3*t + y + 5 = h for t.

4

Let o be 6/((-1)/(-2) - -1). Suppose 1 + o = -5q. Let r be q(-2 - -2)*1. Solve r = -4*n + 2*n - 6 for n.

-3

Let i be ⁴²⁄₁₈ - ¹⁄₃. Suppose -2*l + 3*k = i*k - 12, k - 6 = -l. Solve x = l*x - 5 for x.

1

Suppose 3*k = -0*k - 2*g, 2*k - 7 = g. Let t be ¹²⁸⁷⁄₂₇ + (-6)/9. Let b = -32 + t. Solve -k*n - n = b for n.

-5

Suppose -10*k + 9 = -7*k. Solve c - 4 = -k*c for c.

1

Suppose 0 = -68*n + 71*n. Solve n*d = d for d.

0