combi-bet all games same time, how to safe??

[besime]

Hello,

i did a misstake and bet on 3 games, all PL and same time
I want to safe my stake, like a surebet but how can i do it easy and calculate which amount?

games:
leicester - burnley :W1
huddersfield - westham :W2
newcastle - bournemouth :W2

Odd: 10,5
Stake: 1000

I have to bet on x2,1x and 1x.

Odds are:
x2 burnley: 2,65
1x hudders: 1,7
1x newcast: 1,62