*f + 4 = 0. Factor -2/7*s**f + 4/7*s + 6/7.
-2*(s - 3)*(s + 1)/7
What is d in 286/15 + 38*d + 94/5*d**2 - 2/15*d**3 = 0?
-1, 143
Let t(u) = -u**3 + 63*u**2 + 12347*u + 150. Let b be t(147). Factor 0 - 10*x + 25/3*x**2 - 5/3*x**4 + 10/3*x**b.
-5*x*(x - 3)*(x - 1)*(x + 2)/3
Solve 873/2 - 3/4*l**2 + 573/4*l = 0.
-3, 194
