What is (-3x^2-x-10)+(10x^2+x-10) ?

The solution to (-3x^2-x-10)+(10x^2+x-10) is 7x^2-20

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simplify (-3x^2-x-10)+(10x^2+x-10)

simplify

(- 3 x^{2} - x - 10) + (10 x^{2} + x - 10)

7 x^{2} - 20

Solution steps

(- 3 x^{2} - x - 10) + (10 x^{2} + x - 10)

Simplify

(- 3 x^{2} - x - 10) + (10 x^{2} + x - 10) : - 3 x^{2} - x - 10 + 10 x^{2} + x - 10

= - 3 x^{2} - x - 10 + 10 x^{2} + x - 10

Group like terms

= - 3 x^{2} + 10 x^{2} - x + x - 10 - 10

Add similar elements:

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

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

Add similar elements:

- x + x = 0

= 7 x^{2} - 10 - 10

Subtract the numbers:

- 10 - 10 = - 20

= 7 x^{2} - 20

\frac{8}{- 8}

36 x^{2} - 72 x + 81

\frac{7}{4 x - 1} - \frac{5}{4 x - 1}

\frac{2}{7} + \frac{2}{5}

\frac{40}{48}

What is (-3x^2-x-10)+(10x^2+x-10) ?
The solution to (-3x^2-x-10)+(10x^2+x-10) is 7x^2-20