Please answer!!!! IMAGE BELOW

Answer:
D
Step-by-step explanation:
You have to distribute the negative
[tex]3x^{6}[/tex]+[tex]2x^{3}[/tex]-[tex]x^{5}[/tex]+[tex]5x^3[/tex]
simplify and organize from the highest exponent, to the lowest
[tex]3x^6-x^5+7x^3[/tex]