Looooking for x so the answer is
X=7
Only the first choice is correct.
sorry about my previous comments; they were from misunderstanding.
A binomial squared is written like

So, we have 
So, we want to complete the square 
We can add and subtract 9 to write

Answer: No
Step-by-step explanation: First, we need to understand that parallel lines are coplanar lines that do not intersect. On the other hand, perpendicular lines are lines that intersect at a right angle.
However, lines can't be both parallel and perpendicular because they either intersect each other at a right angle or never intersect.
So no, two lines can't be both parallel and perpendicular.