Two planes leave airport at the same time, one traveling south and one traveling west. if three hours later they are 500 miles apart and the plane flying south has traveled 200 miles farther, how far did the one flying west travel?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

The figure below shows rectangle abcd and the triangle eca on a coordinate plane. which of the following expressions represents the perimeter of triangle of triangle eca in units

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?