Dr. Phil wrote a new book. On the release day, the local bookstore sold 300 books and averaged 30 books per day after that. Which equation models the number of books, b, the bookstore sold after d
days? d

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false

The square root of 9x plus 7 plus the square rot of 2x equall to 7

What is r i 4.5+10r=-6.5 with work pls