Tony bought x cans of tennis balls for $3 each. He bought the same number of water bottles for $5. He also bought a tennis racket for $42

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box