Select ALL the expressions that are equal to 3(n+4) *
A.3 x (n+4)
B.(n+4)3
C. 2 x n + 3 x n
D. x n +4
E.3 + 12
F. 3n + 12

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth