SOLUTION: solve {{{sqrt(7x+36)}}}=x+4

Question 368794: solve =x+4
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
From
let us square both sides and get

Now collect terms and get
(Notice I flipped it)
Now factor and solve

and
x = -5 or x = 4
For problems involving roots, YOU HAVE TO CHECK solutions.
Notice x = 4 works fine but x = -5 does not.
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