$\"\"$

The statement is $\"\"$

$\"\"$ (Add the opposite of the number being subtracted)

$\"\"$ (Apply the commutative property of addition)

$\"\"$

$\"\"$ (Apply the associative property of addition)

$\"\"$ (Product of two different signs is negative)

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

The expression simplifies to $\"\"$ .

The given statement is true.

$\"\"$

The statement is true.