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:
x=45
Step-by-step explanation:
30+15=45
Answer:
Step-by-step explanation:
we want y by itself...sooo
y - 19 = -
(x - (-5))
y - 19 = -
(x+5)
y - 19 = -
x - 
y = -
x - 3 +19
y = -
x + 16
Answer:
18
Step-by-step explanation:
Divide with by paratheses first. Use PEMDAS method