$220 was invested at a simple annual interest rate for 4 years, and returned a total of $286 to the investor.

The ratio of blue cards to green cards is 2 to 5. there are 8 blue cards. complete the diagram and explain how you can find the number of green cards.

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.