$\"\"$

The expression is $\"\"$ .

Division property of equality:If ax=b and $\"\"$ ,then $\"\"$ .

$\"\"$ (Divide each side by 5)

$\"\"$ (Cancel common terms) \ \

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

$\"\"$

Check:

Check the solution by substituting $\"\"$ in the original equation.

$\"\"$

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

$\"\"$

The value of $\"\"$ .