Which number line model represents the expression 1.5+ (-4)?

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll