Answer
$2x^{3}z^{2}-4x^{2}z+17xz+3z$
Work Step by Step
$(5x^{3}z^{2}-4x^{2}z+6z)-(3x^{3}z^{2}-17xz+3z)$
$=5x^{3}z^{2}-4x^{2}z+6z-3x^{3}z^{2}+17xz-3z$
$=5x^{3}z^{2}-3x^{3}z^{2}-4x^{2}z+17xz+6z-3z$
$=2x^{3}z^{2}-4x^{2}z+17xz+3z$
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