Respuesta :

Answer:

2x+4x=6x

Step-by-step explanation:

menafox

Answer:

Combing like terms.

Step-by-step explanation:

If there are like terms with a variable, you should combine them to make the problem more easier.

[tex]2x-4x = -2x[/tex]

[tex]x + 7=-2x+5[/tex]

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