Which expression correctly represents “twice the sum of four and a number”? 2(4+n) 2(4n) 2(4)+n 2+(4n)

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.