Identify an equation in standard form for ellipse with its center at the origin, a vertex at (3, 0), and a focus at (1, 0).

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

Graph the following system of linear inequalities. identify at least two points in the solution: y < 5 - 2x | x + 5y > -7