When you multiply a function by -1 what is the effect on its graph a. graph flips over the line y=x b. graph flips over the line y-axis c. graph flips over the x-axis

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

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?