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The original function is

Write as or

First solve the case .

(Subtract 3 form each side)

(Additive inerse property: )

(Subtract: )

Next solve the case .

(Subtract 3 form each side)

(Additive inerse property: )

(Subtract: )

First, draw a number line.

To graph the solutions set, mark the numbers –13 and 7 on number line.

The solution set is .

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