Question

Ten plus two times the quantity of a number plus four

Answer 1

the answer is 16x because if you add 10 and 2 you get 12 then add 4 you get is 16 but you need to multiply by x so you write it as 16x

Answer 2

10+2 x n +4
(N is the quantity of a number)
(5*2*n) + (5+4)