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Name the property of equality that justifies: If x = 3 and y = x + 5, then y = 8
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Name the property of equality that justifies: If x = 3 and y = x + 5, then y = 8

User Pithyless
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Substitution. This is because we put in x as 3 in the equation.

Hope this helps!
User Gschuager
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