Respuesta :

Answer:

[tex]f(x)=-2x^2-6x-6[/tex]

Step-by-step explanation:

[tex]2x^2+2+5x=-4-x[/tex]

[tex]2x^2+2+5x-5x=-4-x-5x\\ 2x^2+2=-4-6x\\ 2x^2-2+2=-4-2-6x\\ 2x^2=-6-6x\\ 2x^2-2x^2=-2x^2-6x-6[/tex]