Answer
$5x^{3}$-$3x^{2}$+2x+6
Work Step by Step
You have 2x-$x^{y}$+6+$x^{y}$.You have to write the polynomial in standard form meaning you put the exponents from least to greatest. So the polynomial would be $5x^{3}$-$3x^{2}$+2x+6
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