Respuesta :

This is combining like terms:

-6x - 3x + 7x = -2x

Answer:

-2x + 4y + 8  

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Answer:

-2x +4y +8

Step-by-step explanation:

[tex] - 6x + 8 - 3x + 4y + 7x \\ = - 6x - 3x + 7x + 4y + 8 \\ = - 2x + 4y + 8[/tex]