Aprincipal of $16,500 is invested for 54 months and earns $2970 simple interest. what is the annual interest rate?
show your work! < 3

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

Which best describes the function on the graph? direct variation; k = −2 direct variation; k = -1/2 inverse variation; k = −2 inverse variation; k = -1/2