Question: Can you help me understand this step in Boolean algebra please, I don't understand why they factored the x out instead of use absorption? X

Can you help me understand this step in Boolean algebra please, I don't understand why they factored the x out instead of use absorption?

X + XZ+ YZ Now factoring our X in the first two terms results in: X + XZ = X(1+Z) Again since 1 + Z = 1, this can be simplified to X + XZ

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