Answer
-$\frac{3}{2}$$x^{13}$
Work Step by Step
-7$x^{9}$$\times$$\frac{3}{14}$$x^{4}$=
-7$\frac{3}{14}$$x^{9}$$x^{4}$=
-$\frac{3}{2}$$x^{13}$
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