Hi there,
Thank you for reaching out. You can achieve this by creating a document of 8.5 x 11 and copy-paste your artwork from these two 5 x 7 artboards. Also, you can simply create an 11 x 8.5 artboard in landscape and copy-paste your artwork from those two artboards and print.
![anshulsaini_0-1629993127897.png anshulsaini_0-1629993127897.png](https://community.adobe.com/t5/image/serverpage/image-id/298627i2C7C3D92FBBC067E/image-size/medium?v=v2&px=400)
![anshulsaini_0-1629992754749.png anshulsaini_0-1629992754749.png](https://community.adobe.com/t5/image/serverpage/image-id/298618iCA2DFAC05019FB23/image-size/medium?v=v2&px=400)
![anshulsaini_1-1629993184262.png anshulsaini_1-1629993184262.png](https://community.adobe.com/t5/image/serverpage/image-id/298628i0F2973BD1D2C6498/image-size/medium?v=v2&px=400)
![anshulsaini_1-1629992835190.png anshulsaini_1-1629992835190.png](https://community.adobe.com/t5/image/serverpage/image-id/298620iEF9A8FEC1C0FB76E/image-size/medium?v=v2&px=400)
Let us know if you need any further assistance. We'd be happy to help.
Thanks & Regards,
Anshul Saini