What is the value of x?

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Aline passes through 3,7 and 6,9 what equation represents the line