Answer:
24
Step-by-step explanation:
x= (f-d)/(c-e)
cx + d = ex + f
Collecting Like Terms
cx - ex = f - d
x(c - e) = f - d
D. $14
The solutions are x=\frac{1+\sqrt{7}}{2} and x=\frac{1-\sqrt{7}}{2}