SOLUTION: Square root addition Simplify. -square root 20-5 square root 45

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Question 322078: Square root addition
Simplify.
-square root 20-5 square root 45
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
-square root 20-5 square root 45
-sqrt(4*5)-5sqrt9*5
-2sqrt5-5*3sqrt5
-2sqrt5-15sqrt5
-17sqrt5 ans.