Respuesta :

Answer:

g(7) = 21

Explanation:

To calculated g(7), we need to replace x by 7 in g(x) as:

[tex]\begin{gathered} g(x)=2x+x \\ g(7)=2(7)+7 \\ g(7)=14+7 \\ g(7)=21 \end{gathered}[/tex]

Therefore, g(7) is equal to 21