\"\"

\

The expression is \"\".

\

Apply commutative property of addition: \"\".

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\"\"

\

\"\"           (Apply distributive property: \"\")

\

\"\"                 (Add: \"\")

\

\"\"                    (Multiply: \"\")

\

\"\"                          (Add: \"\")\"\"

\

The terms are \"\".

\

The like terms are \"\".

\

The coefficients are \"\".

\

The constants are 3, 1.