SOLUTION: Simplify combining like terms square root 63- 2(square root 28) + 5 (square root 7) Thanks

SOLUTION: Simplify combining like terms square root 63- 2(square root 28) + 5 (square root 7) Thanks

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Question 86828: Simplify combining like terms
square root 63- 2(square root 28) + 5 (square root 7)
Thanks
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
square root 63- 2(square root 28) + 5 (square root 7)
:

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Find the perfect squares inside the radicals:

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Extract roots of the squares:

:

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Like terms, just do the math:

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