Let u(k) = k**3 - k**2 - 1. Let f be u(0). Let v be f/((-1)/(2/1)). Suppose 0*s + s + 12 = 2*i, 5*s = -v*i + 24. Solve -27 = -5*l - i for l.

Suppose 4*w = -4*t - 148, -w - 113 = 3*t + 3*w. Let x be ((-10)/t)/((-3)/(-21)). Solve 2 = x*a + 6 for a.

-2

Let r(u) be the first derivative of u**²⁄₂ + u - 2. Let h be r(2). Solve -h*v = -v - 8 for v.

4

Suppose -4*b + 4 = b - 4*f, -f = -2*b + 4. Suppose b*l + 2*h = 8*l, 2*l = -5*h. Solve -3*g - 7 - 8 = l for g.

-5

Let g be (⁶⁄₁₅)/((-2)/(-20)). Suppose -4*t + g*z = -4, -t = 5*z + 3 + 2. Solve 4 = 2*l - t for l.

2

Suppose 6*p = 3*p - 5*c + 15, -c + 3 = 3*p. Solve 5*n + 5 = -p for n.

-1

Suppose -3*a = -6*a + l + 7, 1 = a + l. Let u(x) = 3*x**2 - x + 2. Let y be u(1). Solve -y*b + a*b = 2 for b.

-1

Let v(o) = -o3 + 8*o2 - 6*o + 5. Let y = -1 + 8. Let b be v(y). Let c(u) = -u**2 + 3. Let m be c(0). Solve b = m*f + f for f.

3

Suppose 2*l - 36 = -4*l. Solve -u + l = u for u.

3

Let j(q) = -q**2 - 6*q - 5. Suppose o + 2 = -o - 2*u, -5*u = -5*o - 45. Let p be j(o). Solve 2*i + 0 + 6 = p for i.

-3

Suppose n - 18 = -12. Solve k = 4*k + n for k.

-2