4x - 4y = -2
-9x - 4y = -3

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Find the values of y: 3y^3(y^2+ 2/3y)=0

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?