I need some help asap no rocky

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

What is the slope of the line that contains the points (-2,1) and (0,-3)

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?