Help please :(
20 points to help

Solve the system of equations. y= 2x y= x^2 - 15

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?

Look at the figure xyz in the coordinate plane. find the perimeter of the figure rounded to the nearest tenth.