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November 21, 2014

November 21, 2014

Posted by **nicky** on Friday, August 15, 2008 at 4:23pm.

x^2 + (x+1)+(x+3)^2 =38 then combine

- algebra -
**drwls**, Friday, August 15, 2008 at 4:43pm(x+3)^2 = x^2 + 6x + 9

Now substitute that into your equation and combine terms.

You not require parentheses around x+1 since you are not raising it to a power

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