$\"\"$ \ \

The equation is $\"\"$

According to division property of equality: If a = b then $\"\"$

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

$\"\"$ (Cancel common terms)

$\"\"$

$\"\"$ (Cancel common terms)

$\"\"$ \ \

Verify:

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

$\"\"$

$\"\"$ (Multiply; $\"\"$ )

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

$\"\"$ \ \

The solution is $\"\"$ .