What us the value of the expression -0.75 )+(-3/4

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

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?

Fiona has to plot a histogram of the given data