B
because the angles are supplementary meaning they add up to 180
Answer:
= 12 or
= 12i
Step-by-step explanation:
You can't take squareroot of a negative number. It's not allowed!
But for positive 144 if that's what you're asking, it will be 12.
Hope this helps!
Answer:
The answer is B
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
(x-3)+7