9(2n+1) =
more question are coming btw

What are correct trigonometric ratios that could be used to determine the length of ln

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way