$\"\"$

The equation is $\"\"$ \ \

Division property of equality:

Any numbers a, b and c, with $\"\"$ , if $\"\"$ then $\"\"$

$\"\"$ (Divide each side by 3)

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

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

$\"\"$

Check:

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

$\"\"$ (Substitute: $\"\"$ )

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

Compare the values, the equation is true. The solution is $\"\"$ .

$\"\"$

The solution is $\"\"$ .