[tex]\qquad\qquad\huge\underline{\boxed{\sf Answer☂}}[/tex]
Let's solve ~
[tex]\qquad \sf \dashrightarrow \: 6(x + y)[/tex]
plug in the given values,
[tex]\qquad \sf \dashrightarrow \: 6(1 + 1)[/tex]
[tex]\qquad \sf \dashrightarrow \: 6(2)[/tex]
[tex]\qquad \sf \dashrightarrow \: 12[/tex]