Answer:

Step-by-step explanation:
To complete the square: add 4 to both sides because the product of 4 as 2 as the factor which 2 * 2 so 



Now we can factor the expression

Move the 4 to the other side to isolate y which changes the sign
It is graph w because it starts at a price of 40 and goes up by 20 every hour.
A group of habitats makes up a, Answer: Letter Choice, (B), BIOME
Hope that helps!!!! : )
Answer:
x=5
/4y+11/2
y=4/5x-22/5
Step-by-step explanation:
Answer:
28.9
Step-by-step explanation:
Using cosine, we get the equation cos(21)=x/31. Solving cos(21), we get about 0.933. Then we multiply by 31 to get about 28.9.