Suppose -7*r + 2*r - 80 = 0. Let k = r + 22. Suppose -k = 5*t - 3*p, -4 = 5*t - 2*p - 0. Solve -2*n + t*n = 0 for n.

Let k = 6 - 2. Suppose -5*t = -0*x + x - 22, -k = -4*x + t. Let z = 3 - 2. Solve x = -i + z for i.

-1

Let z = -7 - -6. Let r be (13 + -5)/(3 + z). Solve -n = r*n for n.

0

Suppose -4t - 4 = -12. Let w be 12(-2 + 5/t). Solve w = r + r for r.

3

Let s(u) = u2 - 10*u - 4. Let m be s(10). Let z(h) = -h3 - 3*h**2 + 5*h + 5. Let g be z(m). Solve 2*y = 5 - g for y.

2

Let n(x) be the second derivative of -x⁵⁄₂₀ - x⁴⁄₂ + 2*x. Let d be n(-6). Solve d*s - 10 = -2*s for s.

5

Suppose 23 = 4*l - 3*r, 4*l - 51 + 7 = -4*r. Solve -3*p - l = p for p.

-2

Let s be -3 + (-38)/(-8) + (-4)/(-16). Solve a = -s*a for a.

0

Let d be ²⁶⁄₁₂ + 2/(-12). Solve -3*s - 15 = d*s for s.

-3

Let b(u) = -3*u - 19. Let s be b(-7). Solve -6 = p - s for p.

-4

Suppose -3*u = -4*h + 13, -4 = u - 1. Suppose 3*x = -x + 8. Solve -x = -t - h for t.

1