What is 7x^2+x+1+(-6)x^2-8x-10 ?

The solution to 7x^2+x+1+(-6)x^2-8x-10 is x^2-7x-9

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simplify 7x^2+x+1+(-6)x^2-8x-10

simplify

7 x^{2} + x + 1 + (- 6) x^{2} - 8 x - 10

x^{2} - 7 x - 9

Solution steps

7 x^{2} + x + 1 + (- 6) x^{2} - 8 x - 10

Group like terms

= 7 x^{2} - 6 x^{2} + x - 8 x + 1 - 10

Add similar elements:

7 x^{2} - 6 x^{2} = x^{2}

= x^{2} + x - 8 x + 1 - 10

Add similar elements:

x - 8 x = - 7 x

= x^{2} - 7 x + 1 - 10

Subtract the numbers:

1 - 10 = - 9

= x^{2} - 7 x - 9

1 0^{- 100} \cdot 1 0^{50}

4 \cdot 1 0^{9}

- 23 - 23

- 9 + (- 12)

\frac{- ( b )}{2 ( a )}

What is 7x^2+x+1+(-6)x^2-8x-10 ?
The solution to 7x^2+x+1+(-6)x^2-8x-10 is x^2-7x-9