Awnser question 14 and 15

Solve the equation. 2x - 8(x+1)= 6(2x - 3)

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?

Benjamin believes that ¼ % is equivalent to 25%. is he correct? why or why not?