?

Free Version
Moderate

Negative Exponents and Equivalency

SATSTM-FVYYM9

If $a$, $b$, and $c$ are nonzero real numbers and if ${a}^{5}{b}^{8}{c}^{6}=\cfrac{3{a}^{4}{b}^{8}}{{c}^{-6}}$, then $a=$ ?

A

$1$

B

$3$

C

$3a$

D

$0.3333333333333333$

E

$9a$