Suppose -x + 4 = 4*c - 0*x, -3*x = -2*c + 16. Suppose c*r + 2 = 3*r. Solve r*s = -2*s - 20 for s.

Let v be (-456)/(-28) + (-2)/7. Suppose -2*o + 4*s = 8*s - v, 0 = -2*o + 4*s + 8. Solve -5*d + o - 21 = 0 for d.

-3

Suppose 0 = -3*r + r + 2. Let m be 8 - (0/(-1) - r). Solve 4*q - m = -1 for q.

2

Let f be (¹⁄₃)/(¹⁄₆). Solve f*k = 4*k + 10 for k.

-5

Suppose 4*q + 0*q = 0. Let w = 2 - 0. Let i be ((1 - 2) + 1)/w. Solve i = m - 2 - q for m.

2

Suppose -5*w = 21 + 34. Let b = -5 - w. Solve -2*r = -b*r + 4 for r.

1

Let d be ⁵²⁄₈ + (-2)/4. Let g(a) be the second derivative of a⁵⁄₂₀ + a⁴⁄₂ - a3 + 7*a²⁄₂ - 2*a. Let k be g(-7). Solve 0 = -2*n - d - k for n.

-3

Let l = -3 - -7. Suppose -l*g + 4 = -3*g. Solve 0*n + n = -g for n.

-4

Let a = -3 + 6. Let x© = -c3 - 3*c2 - 3*c - 1. Let w be x(-2). Let y(b) = 13*b**3 + b. Let f be y(w). Solve -a*i - 1 = f for i.

-5

Suppose 6 = -2*v + 2, -6 = -2*k - 3*v. Suppose -8 = -c + k. Suppose 0 = 3*t + 5*z - c, 3*t + z - 16 = 6. Solve 2*p + 0*p = -t for p.

-4

Suppose 4*r + 2*r = 24. Let q be ((-2)/6)/((-2)/174). Let u = q - r. Solve 2*c + 3*c + u = 0 for c.

-5