What is (4x^2-8)+(2x^2-8x) ?

The solution to (4x^2-8)+(2x^2-8x) is 6x^2-8x-8

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simplify (4x^2-8)+(2x^2-8x)

simplify

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

6 x^{2} - 8 x - 8

Solution steps

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

Simplify

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

= 4 x^{2} - 8 + 2 x^{2} - 8 x

Group like terms

= 4 x^{2} + 2 x^{2} - 8 x - 8

Add similar elements:

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

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

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