So far this week, you have worked 7.5 hours at your part-time job. this is about 68% of the number of hours you work each week. how many hours do you work each week?

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?