Default Please help my device tablet HUAWEI S7-701u

I have a tablet device HUAWEI S7-701u

I fail to download applications from Google play store .

The error message : "Is doesn't any device"
and " You haven't accesed the Google Play Store app on your device with this email account '

Can anyone help me solve this problem?
I want to install Facebook app on my device and this do not succeed.