Use the Distributive Property to simplify the expression: 9(5x - 3)

HE

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

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?

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with