Question

How do I solve for x in this problem?:
sqrt(2x+3)=x

Answer 1

square both sides first

Answer 2

I understand now! Once I square them, I can just factor them.

Answer 3

yes...!

Answer 4

factor
\[x^2-2x -3=0
\]

Answer 5

note for this case : x must be a positive number (x > 0)

Answer 6

Actually
\[
x\ge -\frac 32
\]

Answer 7

i see, but is it possible the left side would give the negative value (in right side) ??