Why is this the answer? PLEASE HELP

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

If jaime wants to find 60% of 320, which table should he use?

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.