You need to fill the cup up 4 times since there are 4 cups in a quart.
The first step would be to subtract 1 from both sides, leaving you with 5x = 10.
5.75+3(.50) because it’s 5.75 and then add .50 3 times to get 7.75. Meaning you can play 3 games...
Hope that helps
1.556302501 or 1.556
hope this helps
Did this a couple years ago, im kinda lost xD . sorry