John and calvin use 6 lemons to make every quarts of lemonade, they want to make 12 quarts of lemonade, how many lemons do they need ?

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.