Achess player won 12 of the games he played. if his ratio of wins to loses was 2: 7, how many games did he play total

Which equation matches the graph shown ?

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?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9