Respuesta :

The given expression is:
\[7x^2 - 6x^2 - 8x - 10.\]

We can simplify this expression by combining like terms.

\[7x^2 - 6x^2 = (7 - 6)x^2 = x^2.\]
\[7x^2 - 6x^2 - 8x - 10 = x^2 - 8x - 10.\]

So, the simplified expression is \(x^2 - 8x - 10\).

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Answer: [tex]x^{2} -7x-9[/tex]

Step-by-step explanation:

Group like terms:

[tex]7x^{2}-6x^{2} +x-8x+1-10[/tex]

Add similar elements:   [tex]7x^{2} -6x^{2} =x^{2}[/tex]

[tex]x^{2} +x-8x+1-10[/tex]

Add similar elements:   [tex]x-8x=-7x[/tex]

[tex]x^{2} -7x+1-10[/tex]

Subtract the numbers:  [tex]1-10=-9[/tex]

[tex]x^{2} -7x-9[/tex]