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December 18, 2014

December 18, 2014

Posted by **Sandra** on Wednesday, April 9, 2008 at 10:45am.

5(x-3) - 3(x-2)/15

5x-15 - 3x+6/15

is it :2x-21/15???

- math(need to know if i worked this right) -
**Reiny**, Wednesday, April 9, 2008 at 12:13pmYour lack of brackets make the order of operation incorrect.

Here is probably what you meant

(x-3)/3 - (x-2)/5

=(5(x-3) - 3(x-2))/15

= (5x-15 - 3x+6)/15

= (2x - 9)/15

notice your constant in the last line is incorrect

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