The value of the underlined digit. 5.349. digit 3

What are “like terms”? why can we only add like terms?

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

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?