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

The solution to (9x^2+6)+(2x^2-x-10) is 11x^2-x-4

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

simplify

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

11 x^{2} - x - 4

Solution steps

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

Simplify

(9 x^{2} + 6) + (2 x^{2} - x - 10) : 9 x^{2} + 6 + 2 x^{2} - x - 10

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

Group like terms

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

Add similar elements:

9 x^{2} + 2 x^{2} = 11 x^{2}

= 11 x^{2} - x + 6 - 10

Subtract the numbers:

6 - 10 = - 4

= 11 x^{2} - x - 4

(2 - i) - (5 - 3 i)

(4 x y^{2} + y z^{3})^{2}

3 (x^{2} + 2 x)

(x + 4)^{2} - x (x + 8)

i^{132}

What is (9x^2+6)+(2x^2-x-10) ?
The solution to (9x^2+6)+(2x^2-x-10) is 11x^2-x-4