$\"\"$

The equation is $\"\"$ .

(According to multiplication property of equality: if $\"\"$ , then $\"\"$ )

$\"\"$ (Multiply each side by 7)

$\"\"$ (Cancel common terms)

$\"\"$ (Multiply: $\"\"$ ) $\"\"$

Check:

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

$\"\"$

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

The equality is true. $\"\"$

The value of $\"\"$ .