Which statement is always true about the quantities in the function y=x+7

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?

Can someone tell me if this is perpendicular? !

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge