Respuesta :

[tex]\begin{gathered} x+2y+x+2 \\ Add_{\text{ }}like_{\text{ }}terms\colon \\ 2x+2y+2 \end{gathered}[/tex]

So, for:

[tex]\begin{gathered} 2(x+y+1)\colon \\ Use_{\text{ }}distributive_{\text{ }}property\colon \\ 2x+2y+2\equiv2x+2y+2 \end{gathered}[/tex]

For:

[tex]2x+4y+4\ne2x+2y+2[/tex]

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