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July 29, 2015

July 29, 2015

Posted by **sarah** on Thursday, April 16, 2009 at 9:57pm.

- 10th grade - Math -
**Ms. Sue**, Thursday, April 16, 2009 at 9:58pmYour school subject is math.

- 10th grade -
**Reiny**, Thursday, April 16, 2009 at 10:04pmdid 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