Amy had 19 cookies her friend Sophie baked 67 more cookies. But then Mia baked 123 cookies. Then they gave 67 cookies left. How much cookies do they have now? Do all steps. Show your work. PLSSS HELP MY BFF SHE HAS A TEST TMM AND NEEDS ALL THE HELP SHE CAN GET

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling