11/15+(-2/15) i cannot solve it for the life of me

Place the following steps in order to complete the square and solve the quadratic equation,

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

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.