Let g be (-6)/4*(-80)/60. Solve g = -2*y - 2 for y.

Let j = 56 - 29. Suppose 4*y - 3*z - j = 0, 4*y + 2*z = 3y - 7. Let a be y/(-2)(-8)/6. Solve 0 = -r + a*r - 3 for r.

3

Suppose -3*u + 2*u = -9. Suppose -3*g - 3*i - u = -4*g, -4*g - 2*i + 8 = 0. Suppose z - 1 = g. Solve z = -o - 1 for o.

-5

Suppose -2*z + 2 = -2. Solve z*j - 4 = 4 for j.

4

Let f(v) = v**2 - 5*v - 2. Let g be f(6). Suppose 3*p - 4*c - g = 0, 5*c = 3*c - 2. Solve 0 = -o - p*o for o.

0

Let x = -6 - -21. Let n = x + -11. Solve 0 = n*v - 8 - 4 for v.

3

Suppose 2*l - 6 = 2. Solve 8*a - l = 7*a for a.

4

Let y(l) be the second derivative of -l⁴⁄₁₂ + 4*l³⁄₃ - 3*l**²⁄₂ - 2*l. Let r be y(5). Solve t = -3*t - r for t.

-3

Let c = -27 - -42. Solve c = 5*f + 5 for f.

2

Let v be 3 + (-2)/(-2)*2. Solve 5*o - v = 5 for o.

2

Suppose -2*u + 24 = 16. Solve 3*c + 1 = u for c.

1