F(x)=2x 2 +3x−2f, left parenthesis, x, right parenthesis, equals, 2, x, squared, plus, 3, x, minus, 2 f ( x ) = f(x)=f, left parenthesis, x, right parenthesis, equals ( x + (x+left parenthesis, x, plus ) 2 + ) 2 +right parenthesis, squared, plus

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?