Well, if the phone is still running on the original version of Android it came with (Lollipop), then you would not be able to run apps from the SD card. However, if you have upgraded to, or can upgrade to, Android "Marshmallow", then you may be able to get this to work. I say may because there is still the possibility that the manufacturer has restricted that option. They do that sometimes.
How to turn external SD card into internal storage on "Marshmallow".
NOTE: Please be sure you start with a blank SD card. It needs to be blank because when the card is converted to "Internal" storage, it will be formatted (wiped) and encoded (making the cards data only readable by that device).
1. Go to device “Settings”, then select “Storage”...