What is (-10x^2+x)+(-2x^2+9x+7) ?

The solution to (-10x^2+x)+(-2x^2+9x+7) is -12x^2+10x+7

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simplify (-10x^2+x)+(-2x^2+9x+7)

simplify

(- 10 x^{2} + x) + (- 2 x^{2} + 9 x + 7)

- 12 x^{2} + 10 x + 7

Solution steps

(- 10 x^{2} + x) + (- 2 x^{2} + 9 x + 7)

Simplify

(- 10 x^{2} + x) + (- 2 x^{2} + 9 x + 7) : - 10 x^{2} + x - 2 x^{2} + 9 x + 7

= - 10 x^{2} + x - 2 x^{2} + 9 x + 7

Group like terms

= - 10 x^{2} - 2 x^{2} + x + 9 x + 7

Add similar elements:

- 10 x^{2} - 2 x^{2} = - 12 x^{2}

= - 12 x^{2} + x + 9 x + 7

Add similar elements:

x + 9 x = 10 x

= - 12 x^{2} + 10 x + 7

(x - \frac{1}{3})^{2}

\frac{40}{50}

\frac{29}{2}

(x^{5} - 3 a y^{2})^{2}

8 + (- 4)

What is (-10x^2+x)+(-2x^2+9x+7) ?
The solution to (-10x^2+x)+(-2x^2+9x+7) is -12x^2+10x+7