Answer:
The answer is x=9 and/or x = -12
Step-by-step explanation:
This is a quadratic formula meaning that you must take the a value (1) b value (3) and the c value (108) and plug it into the quadratic formula.
[tex]\frac{-3±\sqrt{9+4*1*-108} }{2}[/tex]
which simplifies to -3 add or subtract the sqrt of 441 divided by two.