$\"\"$ $\"\"$

The equation is $\"\"$ .

Absolute value of zero is 0

$\"\"$

Apply addition property of equality: Add 1 to each side.

$\"\"$

$\"\"$ (Apply Additive inverse property: $\"\"$ )

$\"\"$ (Apply Additive identity property: 0 + 1 = 1)

$\"\"$ (Divide each side by 6)

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

Check:

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

$\"\"$

$\"\"$ (Cancel common terms)

$\"\"$ (Apply Additive inverse property: $\"\"$ )

0 = 0 (Absolute value: $\"\"$ )

Compare the values the equation is true. $\"\"$ is a solution. $\"\"$

The solutions is $\"\"$ .

The solution set is $\"\"$ .