The equation y=−5/2x+15 represents the number of remaining chapters, y, in Megan’s book after she reads x hours. What does the slope represent?

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Hannah paid $3.20 for 16 ounces of potato chips. hank paid $3.23 for 17 ounces of potato chips. who paid less per ounces?