Ida needs to hire a singer for her wedding. singer a is offering his services for an initial $80 in addition to $13.45 per hour. singer b is offering her services for an initial $83 in addition to $12.35 per hour. when will the two singers charge the same amount of money?

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?

Me because some of question i don’t understand

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?