Suppose 0*z + 21 = 3*z. Let w(k) = -3*k + z*k**2 - k + 7 - k**3 - 3*k. Let a be w(6). Solve b = -0 + a for b.

Let f = 13 - 13. Let r = 1 + -1. Suppose -5*o = 2*c, 2*c = -0*c - 4*o + 4. Solve r*b + 2*b + c = f for b.

-5

Let o be ³⁰⁄₁₀ + 1/(-1). Solve 0 = 4*r - o*r for r.

0

Suppose -3*o = 2*o + 4*t - 2, 4*o + 5*t = 7. Let p = o - -2. Solve 2*a + a = p for a.

0

Suppose 23*j - 20*j + 9 = 4*u, 0 = -5*u - 5*j + 20. Solve -2*g - u = 3 for g.

-3

Suppose 6*a - 2*a = 16. Suppose 27 = a*z - 25. Suppose 0 = 3*s + 4 - z. Solve -2*y - 15 = s*y for y.

-3

Let x(d) = d3 - 4*d2 - 8*d + 7. Let l be x(5). Let q be (-2)/l - 33/(-12). Solve -v = -q*v + 8 for v.

4

Let c(w) = -2*w2 + 7*w + 3. Let u(b) = -b2 + 4*b + 1. Let k(h) = -3*c(h) + 5*u(h). Let q be k(0). Let f be q/(-18) - ⁴⁄₁₈. Solve 0 = -f*x + 4*x - 8 for x.

2

Let m(a) be the first derivative of -2 + ⁵⁄₃*a3 + 2*a2 + ¹⁄₄*a**4 + 4*a. Let i be m(-4). Solve -3 = y - i*y for y.

1

Suppose -4*u - 2 = -22. Solve -3*n = -u*n for n.

0

Let t(a) = -a + 5. Let w be t(0). Solve 4 + w = -3*h for h.

-3