$\"\"$

The equation is $\"\"$ .

Combine like terms.

$\"\"$

Divide each side by 14.

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$\"\"$ . $\"\"$

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

$\"\"$

$\"\"$ .

The statement is true, so the value of $\"\"$ is the solution of original equation. $\"\"$

The value of $\"\"$ .