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Step-by-step explanation:

Step 1: Simplify both sides of the equation.

x2−2x−8=0

Step 2: Factor left side of equation.

(x+2)(x−4)=0

Step 3: Set factors equal to 0.

x+2=0 or x−4=0

x=−2 or x=4

Answer: X= -2 or x= 4

Step-by-step explanation:

I put is in to an algebra calculator ?

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