Kevin earns $6.75 an hour. at this rate how much does he earn in40 hours?

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

What is the least common multiple for 6 and 8? what is the least common multiple for 4 and 12 ? what is the least common multiple for 11 and 12? what is the least common multiple for 3 and 6?

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?