Sally had a book collection that she had been working on for quite a while. she was given seventeen books from her 6th grade teacher and now she has 56 books. how many books were in her collection before her teachers donation?

write an equation to represent the problem, and then solve the equation.

Which of those sequences is a geometric sequence

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work:

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square