The number is 138. Hopefully this helped.
The reflected points would be (-3,-7)
The x coordinate would stay the same but the y-coordinate would be the opposite
First we will see how many quarts are in a gallon.
1 gallon = 4 quarts.
Now lets MULTIPLY to get our answer.
5 gallon = ? quarts
5 × 4 = 20
So, the cooler has 20 quarts or 5 gallons.
Hope I helped ya!!!!!!!