Complete the parametric equations for the given rectangular equation

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expressions 4s +9s represents the total number of items that will be displayed on s shelves. simplify this expression

Which of the following is not a subset of {1,2,3}?

Choose the correct translation for the following statement. it is at most ten. x< 10 x< 10 x> 10 x> 10