What is a numerical expression with parentheses

Question

I need a numerical expression with parentheses for 12 plus 6 divided by 2 plus 4

Answer 1

            Y= ((12 +6) / (2+4))

 

                  Y= ((18) / (6))     

 

                   Y=     18

                            _____

                               6                          y is equal to 18 divided by 6

 

                              Y=3