8points for a (simple, hopefully) answer! my answer choices are:

a) yes

b) no

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

How do i multiply two digit numbers

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1