$\"\"$

The expression is $\"\"$ .

$\"\"$ (Substitute $\"\"$ for x, 14 for y and $\"\"$ for z)

Subtract second number from the first number.

To subtract an integer , add its opposite.

Opposite of $\"\"$ is $\"\"$ .

$\"\"$ (Add $\"\"$ to $\"\"$ )

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

To subtract an integer , add its opposite.

Opposite of $\"\"$ is $\"\"$ .

$\"\"$ (Add $\"\"$ to $\"\"$ )

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

The value of the expression is $\"\"$ .