Marcia will make a frame for her picture. The picture frame will be three times as long as it is wide. The width of the frame will be 3 inches. How much wood does Marcia need for the frame.

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?

Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft

What is the answer to the question 5x+2x