Respuesta :

Given the algebraic expression below

[tex]6a+4y+a+2a[/tex]

Collect like terms

[tex]6a+2a+a+4y[/tex]

Add possible like terms using the distributive property of algebra

[tex]\begin{gathered} (6+2+1)a+4y \\ 9a+4y \end{gathered}[/tex]

Hence, the final answer is 9a + 4y

Option D is correct