4x + y=7 2x - 7y=1
If (x, y) is the solution to the given system of equations, what is the Value of X?

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

Ineed ! i can’t figure out this graph

Lisette takes an ela exam and got 16 out of 27 questions correct. what percentage of the questions did lisette get correct?