What is 6x^2-2x+2x^2-9x-10 ?

The solution to 6x^2-2x+2x^2-9x-10 is 8x^2-11x-10

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simplify 6x^2-2x+2x^2-9x-10

simplify

6 x^{2} - 2 x + 2 x^{2} - 9 x - 10

8 x^{2} - 11 x - 10

Solution steps

6 x^{2} - 2 x + 2 x^{2} - 9 x - 10

Group like terms

= 6 x^{2} + 2 x^{2} - 2 x - 9 x - 10

Add similar elements:

6 x^{2} + 2 x^{2} = 8 x^{2}

= 8 x^{2} - 2 x - 9 x - 10

Add similar elements:

- 2 x - 9 x = - 11 x

= 8 x^{2} - 11 x - 10

18 x^{2} + 3 x - 15

- 6 \cdot (- 7)

\frac{3}{12} \div \frac{7}{10}

- 8 v + 6 (10 + 6 v)

2 f (4 + 2 g)