Twenty-five more than 3 times the quantity of a number decreased by 9 is 43 find the number

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? ( )

This figure consists of a rectangle and semicircle. what is the perimeter of this figure use 3.14 for pi 60.84m 72.84m 79.68m 98.52m

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39