SOLUTION: {{{sqrt(2x+4)=x+3}}} solve equation

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Question 52474: sqrt%282x%2B4%29=x%2B3 solve equation
Answer by darq(90) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%282x%2B4%29=x%2B3
2x%2B4=x%5E2%2B6x%2B9
2x%2B4=x%5E2%2B6x%2B9
0=x%5E2%2B4x%2B5
-1=x%5E2%2B4x%2B4
sqrt%28-1%29=x%2B2
we will have two solutions.

#1
i%2Asqrt%281%29=x%2B2
i=x%2B2
i-2=x

#2
-i%2Asqrt%281%29=x%2B2
-i=x%2B2
-i-2=x