Where does -1/2 go on the number line

Bring the fraction a/a-4 to a denominator of 16-a^2

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.