Let t(w) = w + 2. Let b(g) = g - 12. Let f be b(12). Suppose f = -j - 3*j. Let x be t(j). Solve -x*d = -3*d for d.

Suppose b = 6*b. Suppose -3*w = -b*w - 5*q + 46, w + 10 = -q. Let k = w - -20. Solve 3*g = -g - k for g.

-2

Let f© = -c**2 + 4*c + 4. Let l be f(4). Suppose -4*i = -i - 12. Solve -l*x + 2*x = i for x.

-2

Let i(b) be the second derivative of -b⁴⁄₁₂ + b³⁄₆ + 3*b. Let v be i(0). Solve 12 = -v*s + 3*s for s.

4

Let b® be the second derivative of -r³⁄₆ - 2*r2 - 5*r. Let w be b(-6). Solve z + w = -z for z.

-1

Suppose 0 = -5*x + 15. Solve 12 = x*z - 0*z for z.

4

Let r(b) = b - 1. Let u be r(1). Solve 0*t + 2*t = u for t.

0

Let s(v) = -v + 11. Let x be s(8). Solve 4 + 2 = -x*f for f.

-2

Let v = -2 + 3. Let c = v + 0. Let a be ³⁄₂ + c/2. Solve 0*h + a = 2*h for h.

1

Let z(i) = -2*i - 3. Let w be z(-5). Suppose 3*g + o = 11, -2*o + w*o = -4*g + 33. Solve n = -g*n for n.

0

Let c(f) = 7*f + 1. Let d be c(1). Let w be ²⁰⁄₆ - d/(-12). Solve 0 = -w*x - x + 15 for x.

3