Assume a credit card has a balance of $1500 and an annual interest rate of 20%. Write an equation for a balance of $1500 over time in years (assuming no payments of purchase and no late fee charges).

The graph of the quadratic function shown on the left is y = –0.7(x + 3)(x – 4). the roots, or zeros, of the function are . determine the solutions to the related equation 0 = –0.7(x + 3)(x – 4). the solutions to the equation are x =

You download a video game to your computer. you have a 60-minute free trial of the game. it takes 5 1/6 minutes to set up the game 7 1/3 minutes to play each level. you want to find out how many levels you can play for free.which inequality describes the number of levels, l, you can play in 60 minutes? can you play 6 levels during your free trial? i need ,

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.