$\"\"$

The equation is $\"\"$ .

The value of $\"\"$ is substitute in the equation, $\"\"$ . \ \

$\"\"$

Factor by using the GCF.

$\"\"$ .

$\"\"$

Apply zero product property: $\"\"$ .

$\"\"$

The first equation, $\"\"$ already solved.

Solve the second equation, $\"\"$ .

Add b to each side.

$\"\"$

The value of $\"\"$ for any real values of a and b.