If $x=2 y+6,$ then what is the value of $x^{3}-8 y^{3}-36 x y-216 ?$
If $x=2 y+6,$ then what is the value of $x^{3}-8 y^{3}-36 x y-216 ?$
- A
$1$
- B
$0$
- C
$3$
- D
$4$
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