(5 x 4) - (3 x 4)= equals

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Abcd is a square. what is the measure of angle bac