Let x = 40 + -38. Solve 4 = -4*n + x*n for n.

Let i = -10 + 4. Let f be 9/(-6)*8/i. Solve -n - f*n + 6 = 0 for n.

2

Let d be (10/(-4) + 3)/(¹⁄₆). Solve -7 = -2*u - d for u.

2

Suppose 3*t - 4*n + 3 + 1 = 0, -4 = -4*n. Suppose -h + 5 = 0, -3*i + 6*i - 55 = -5*h. Solve t = p + 4*p - i for p.

2

Suppose 43 = -5*j + 53. Solve 0 = -d + j + 2 for d.

4

Let t(a) = -a + 16. Let h be t(13). Solve h*x + 3 = 9 for x.

2

Let m = -2 + 2. Let t = 5 - 1. Suppose t*u = 5 + 3. Solve m*w = -u*w - 8 for w.

-4

Let v = -4 - -6. Let f = 15 + 3. Suppose 0 = -4*w + f + 18. Solve 1 = -v*t + w for t.

4

Suppose 4*c = 15 + 1. Suppose -z = -10 + 7. Suppose 0 = -t + z*t - c. Solve t*s + 3*s = 25 for s.

5

Let c = -5 - -3. Let b be 9 + 1*(2 + c). Solve -3*j - b = -0*j for j.

-3

Suppose -12 = -4*g, g + 2 = s - 1. Let n(b) be the second derivative of b⁵⁄₂₀ - b⁴⁄₄ + b³⁄₆ - b²⁄₂ + b. Let v be n(3). Solve v*w = -w - s for w.

-2