SOLUTION: Solve: square root of 2y-3 = 3 Please show work and solution.

Algebra ->  Square-cubic-other-roots -> SOLUTION: Solve: square root of 2y-3 = 3 Please show work and solution.      Log On


   

Question 71397: Solve: square root of 2y-3 = 3
Please show work and solution.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
square root of 2y-3 = 3
Square both sides to get:
2y-3 = 9
2y-12=0
2(y-6)=0
y-6=0
y=6
-------
Check the answer for extraneous solutions.
sqrt(2*6-3)=3
sqrt(9)=3
3=3
--------
The solution is verified.
Cheers,
Stan H.