Answer:
The correct option is A) x = -8/3, –2.
Step-by-step explanation:
Consider the provided equation 
The above equation is in the form of 
The quadratic formula to find the root of the equation is:

By comparing the above equation with the general equation we can conclude that:
<em>a</em> = 3, <em>b</em> = 14, and <em>c</em> = 16
Substitute the respective values in the above formula:







Hence the solutions of the provided equation is
.
Thus, the correct option is A) x = -8/3, –2.