Catherine studied 1.25 hours for her science test. this was 0.5 hours less than she studied for her algebra test. write and solve a subtraction equation to find how long she studied for her algebra test.

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?

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

For the equations below which statement is true ? -2x=14 6x=-42