5x-6y=-8 solve the equation

Which point is a solution to the inequality shown in this graph (-3,-3)(3,-1)

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? ( )

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15