The equation is
.
First rewrite the above equation in the form
where
and it is equivalent to the statement
.
Subtract 1.5 from each side.
\

.
Rewrite the equation
as two equations
. Then solve each equation separately.
Solve the equation 1:
.
Subtract 5 from each side.
\

.
Solve the equation 2:
.
Subtract 5 from each side.
\

.
The solutions of the equation are
.