Posted by sarah on Thursday, April 16, 2009 at 9:57pm.
Your school subject is math.
did you mean (2x+3)^(2/3) = 3 ?? cube both sides: (2x+3)^2 = 27 now take √ of both sides 2x + 3 = ± √27 2x = -3 ± √27 x = (-3 ± √27)/2