Suppose 5*c + 3*r + 10 = 0, 5*c - 2*r = 3*r + 30. Solve -3 - c = -2*b for b.

Let g be -3 + (-15)/10*-2. Solve g*p + 2*p = 10 for p.

5

Suppose -8 = -4*v - 3*r, 0 = -2*v - v + 2*r + 6. Solve v*d = -d + 6 for d.

2

Let m = 186 + -184. Solve -m*c = 3 - 9 for c.

3

Let o(y) = 2*y - 1. Let w be o(2). Suppose 0 = 4*k + 20, 6 = -4*n + k - w*k. Solve 0 = -5*r + 9 + n for r.

2

Let h(x) = -x3 - 7*x2 - 10*x - 9. Let a be h(-6). Suppose 0 = 3*w - 4*o + 2, 5*w + o - 6 = 3*o. Suppose w*s = -s + a. Solve 2*b - 5 = s for b.

5

Let z = 9 - -1. Suppose -n + z = n. Solve -n*o - 7 = 18 for o.

-5

Suppose 2*x - 2 - 3 = -b, 4*x - 20 = -4*b. Solve 4*i = -x*i + 8 for i.

2

Suppose 11*k - 9*k + 31 = 5*g, 5*k = 4*g - 18. Solve 4*t - 6 = g*t for t.

-2

Suppose -5*u = 2*o + 36, 5*u + 16 = o - 11. Let g(q) be the second derivative of -q⁵⁄₂₀ - 7*q⁴⁄₁₂ - q**3 - 2*q. Let v be g(u). Solve v = b + 2*b - 12 for b.

4

Let p = 65 + -59. Solve 0 = -2*z - 4 - p for z.

-5