Question

sqrt x+3-3=x

Solve for x???? ( confused again :/)

Answer 1

\[\sqrt{x+3} - 3 = x\] ?

Answer 2

yeah thats the question :/

Answer 3

Add 3 first both the sides and tell me what did you get ??

Answer 4

sqrt x+3= x+3

Answer 5

Now square both sides.

Answer 6

\[(\sqrt{x+3})^2 = (x + 3)^2\]

Answer 7

sqrt and the square cancel.
expand the brackets on the right.

Answer 8

No need to square I guess..

Answer 9

Britney do you have answers with you ??

Answer 10

my options are:
x=-2
x=-3
x=-2 and -3
None of the above

Answer 11

o.O

Answer 12

\[\sqrt{x+3}-3 = x\]
\[\sqrt{x+3}=x+3\]
\[x+3=(x+3)^2\]
\[x+3=x^2+6x+9\]
\[0 = x^2+6x+9-x-3\]
\[0=x^2+5x+6\]
apply quadratic formula
\[{-b \pm \sqrt{b^2-4ac}} \over 2a\]
a=1, b=5, c=6

Answer 13

I got