$\"\"$

The equation is $\"\"$ .

Apply addition property of equality: Add 2.7 to each side.

$\"\"$

$\"\"$ (Additive inverse property: $\"\"$ )

$\"\"$ (Add: 3.2 + 2.7 = 5.9) $\"\"$

To check the solution, substitute $\"\"$ in original equation.

$\"\"$

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

The equation is true. $\"\"$

The value is $\"\"$ .