What is the amplitude of f(x) = -2 sin (3x)

You are looking at two area rugs for your bedroom. one is a square with side lengths of 6.3 feet. the other is a rectangle that is 4.8 feet by 8.2 feet. which rug will cover the greatest area? how much more area will it cover? with work plzz and u so much

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.