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

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The equation is $\"\"$ .

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Absolute value of zero is 0

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$\"\"$

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$\"\"$

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Apply addition property of equality: Add 3 to each side.

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$\"\"$

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

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

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$\"\"$ (Divide each side by 2)

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

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Check:

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

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$\"\"$

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$\"\"$ (Cancel common terms)

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

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

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

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The solution is $\"\"$ .

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The solution set is $\"\"$ .