$\"\"$

\

The given equation $\"\"$ .

\

Rewrite the equation is $\"\"$ . $\"\"$

\

First case:- $\"\"$ .

\

Apply addition property of equality: Add 3 to each side.

\

$\"\"$

\

$\"\"$ (Apply additive inverse property: $\"\"$ )

\

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

\

Apply division property of equality: Divide each side by 2.

\

$\"\"$

\

$\"\"$ (Cancel common terms)

\

$\"\"$ (Divide: $\"\"$ ) $\"\"$

\

Second case:- $\"\"$

\

Apply addition property of equality: Add 3 to each side.

\

$\"\"$

\

$\"\"$ (Apply additive inverse property: $\"\"$ )

\

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

\

Apply division property of equality: Divide each side by 2.

\

$\"\"$

\

$\"\"$ (Cancel common terms)

\

$\"\"$ (Divide: $\"\"$ ) $\"\"$

\

The value of $\"\"$ or $\"\"$ .