kennedy has 12 apples. together, she and Ariana have 42 apples. which diagram best represents the situation where A is the amount of apples that Ariana has​

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 is he correct? explain why or why not?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.