X+ y = 12
x - y = 10

what is the value of the x-determinant for the system shown?

-22
-12
-2

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5

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?