$\"\"$

The expression is $\"\"$ .

$\"\"$ (Replace x with 6)

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

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

$\"\"$ (The absolute value of | $\"\"$ 4| is 4)

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

The value of the expression is 5.