a scuba diver dives down 70 feet down into the ocean. he then swims another 40 feet down what is the new elevation of the scuba diver

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

For the equations below which statement is true ? -2x=14 6x=-42

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.