SOLUTION: radical sign x+3 = 2radical sign x

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Question 156662: radical sign x+3 = 2radical sign x
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%28x+%2B+3%29+=+2%2Asqrt%28x%29
square both sides
x+%2B+3+=+4x
subtract x from both sides
3x+=+3
x+=+1
check:
sqrt%28x+%2B+3%29+=+2%2Asqrt%28x%29
sqrt%281%2B+3%29+=+2%2Asqrt%281%29
2+=+2
OK