If you don't have office 2007 but still want to open docx file format, we have the simple solution for you.
All you need is Mozilla Firefox which can be downloaded from here
There is a Firefox extension called OpenXML viewer which helps you achieve this .It lets you read docx files inside the Firefox browser just like any other HTML web page with any change in format and layout.
Open XML viewer is available for Linux also.
Download Open XML Viewer
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