What is the vertex of the graph of y = x2 + 2x + 1? (0, 1) (−1, 0) (−2, 1) (1, 4)

Arrange these numbers from least to greatest 3/5 5/7 2/9

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?

I’m really confused and need to learn this