The equation is
.
Subtract 1 from each side.
\

can be written as
.

Take out common factor.
\

Apply zero product property: ab = 0 then a = 0 and b = 0.
\

Subtract 1 from each side.
\


Divide each side by 6.
\


Add 1 to each side.
\


Divide each side by 3.
\

The factors is
.