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:
Henry will get $15.77 back.
Step-by-step explanation:
20 - 4.23 = 15.77
Answer:3+24b
Step-by-step explanation:
3(1+8b)
3+24b
Answer: x - 4 > 15
Step-by-step explanation:
have a good day :)