If a truck travels 307 miles on 16 gallons of gas, how many miles per gallon does it average (to the nearest tenth)?

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?