Respuesta :

Answer:

-4[tex]x^2[/tex]-10x+6

Step-by-step explanation:

I am going to assume the (Something)x2 means (Something)[tex]x^2[/tex]. Then, the expression is 2[tex]x^2[/tex]-6[tex]x^2\\[/tex]+4x-6x+9-3=-4[tex]x^2[/tex]-10x+6

kaitiboyer1234

Answer:

-4x^2-10x+6

Step-by-step explanation:

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