Solve this one step equation 2=j-4? what does j equal

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

What is (28 + 7 + 6 + 3) x 1/2 show your work

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)