Step-by-step explanation:
Ethan sold 2/3 gallon of lemonade.
Kayla sold some lemonade too.
Together they sold 1 1/4 gallons.
Subtract 2/3 from 1 1/4 as follows :

So, Kayla sold 7/12 gallons of lemonade.
As 2/3 is more than 7/12, it means Ethan sold more lemonade.

It means Eathn sold 1/12 more lemonade.
Answer:
slope:3
y intercept:1
equation:y=3x+1
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
3x+3=15
3x=15-3
3x=12
x=4