There are 34 people playing on the 11 table tennis tables. How many tables are there in singles and doubles?

There are 34 people playing on the 11 table tennis tables. How many tables are there in singles and doubles?


If x singles, 11-x doubles
2x+4(11-x)=34.
2x+44-4x=34
x=5
There are 5 singles and 6 doubles