Teacher led station CRM 3.3 lesson 2​

Which expression is equivalent to 2x^2+7x+4?

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap