SOLUTION: what is the answer to the square root of x+6=x?

Question 293504: what is the answer to the square root of x+6=x?
Found 2 solutions by stanbon, Alan3354:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
square root of x+6=x?
sqrt(x+6) = x
Square both sides:
x+6 = x^2
Rearrange:
x^2-x-6 = 0
Factor:
(x-3)(x+2) = 0
---
x = 3 or x = -2
---
Acceptable solution because sqrt(x+6) must be positive:
x = 3
========================
Cheers,
Stan H.
========================
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
square root of x+6=x?

Square both sides:

x^2-x-6 = 0
(x-3)(x+2) = 0
---
x = 3, x = -2
---
Check:
x = 3
Is true
------------------
x = -2
Is true

RELATED QUESTIONS
What is the answer to the (square root of x+7) + (square root of x) =... (answered by stanbon)
What is the answer to this problem: square root 20 x 3 square root 6 x square root... (answered by edjones)
What is the answer to(the square root of 2x-7) < or equal to (the square root of... (answered by solver91311)
what is the answer to the square root of 6 plus the square root of... (answered by jsmallt9,robertb)
what is the answer to the square root of x... (answered by Earlsdon)
what is the square root of x to the... (answered by Alan3354)
what is the square root of... (answered by JBarnum)
what is the answer to the square root of 90 over the square root of... (answered by robertb)
What is the answer to 4 square root x + 5 =... (answered by edjones)