we can write it like this:
\(\frac{4*(3x)*(3x)}{(2x)(2x)}\)
if x isn't 0, we can divide both sides by x:
\(\frac{4*(3x)*(3)}{(2x)(2)}\)
and again
\(\frac{4*(3)*(3)}{(2)(2)}\)
and now we can calcuate
\(\frac{4*9)}{4}\)
and divide both sides by 4.
We're left with 9!!
so the solution is 9!