SOLUTION: Simplify by combining like terms √63 - 2√28 + 5√7

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Question 78152: Simplify by combining like terms

√63 - 2√28 + 5√7

Answer by checkley75(3666)   (Show Source): You can put this solution on YOUR website!
SQRT63-2SQRT28+5SQRT7=3SQRT7-4SQRT7+5SQRT7=4SQRT7 ANSWER.
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