Want to be friends? bc i got noe lol and i only got 2 days on this app lefy

Which is the completely factored from of xy^3-x^3y

What is the y-intercept of the line given by the equation

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?