Which expression shows you how you can use mental math to simplify the expression (53 + 23) + 7 most easily?

Solve 2x+y=3 x+y=5 in substitution method

43lbs of tomatos cost $387. how much would 41lbs cost

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?