Posted by **Sam** on Tuesday, November 16, 2010 at 9:29pm.

Solve for x:9x^2-49=0

- 11th grade -
**Maria**, Tuesday, November 16, 2010 at 9:52pm
SIMPLE! add 49 to the other side-

9x^2=49

Now take the square root of 49. I'm in 10th grade, isnt this easy? maybe im doing it wrong?

- 11th grade -
**marcus**, Sunday, November 28, 2010 at 5:07pm
9x^2=49

3x=7

x=7/3

- 11th grade -
**marcus**, Sunday, November 28, 2010 at 5:08pm
stupid 10th grader

- 11th grade -
**Anonymous**, Sunday, November 28, 2010 at 8:31pm
positive or negative 7/3

stupid whoever u are

- 11th grade -
**Emmanuel**, Friday, February 14, 2014 at 4:25am
X equals minus seven over 3 or seven over three. We've been dealing with this in my school so I'm certain as death about it.

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