The value of a certain car after t years is modeled by the expre
I = $ 10,500,7 = 30%
1 = $ 10,500, = 70%
1 = $15,000,7 = 30%
1 = $ 15,000,7= 70%

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?