How do you simplify $2 x^{3} + 3 x^{3} + (- 6 x^{3})$ $2x^3+ 3x^3 + (-6x^3)$ ?

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Answer 1 · 2015-06-12T16:57:50

$- x^{3}$ $color(blue)(-x^3$

$2 x^{3} + 3 x^{3} + (- 6 x^{3})$ $2x^3+ 3x^3 + (-6x^3)$
$= 2 x^{3} + 3 x^{3} - 6 x^{3}$ $=2x^3+ 3x^3 -6x^3$
$= 5 x^{3} - 6 x^{3}$ $=5x^3 -6x^3$

$= - x^{3}$ $= color(blue)(-x^3$

How do you simplify 2x3+3x3+(−6x3)2x^3+ 3x^3 + (-6x^3)?