Elliot got some new trading cards. He has 4 packs with 20 cards each. Another pack has only 8 cards. Which equation shows a way to find how many cards Elliot has in all?
c = (4 x 20) + 8
c = 4 + 20 + 8
c = (4 x 8) + 20

Which of the following expressions are equivalent ?

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"