\"\"

\

The expression is  \"\".

\

Rewrite \"\" is \"\".

\

\"\"        (Substitute \"\")\"\"

\

(Apply distributive property:\"\")

\

\"\"      (Distribute 3)

\

\"\"                 (Multiply: \"\")

\

\"\"                       (Subtract: \"\")\"\"

\

The value of the expression is 897.