Answer:

Step-by-step explanation:
Given : “On Wednesday, Nathaniel earned $10 less than he earned on tuesday”
To Find: which expression can be used to model the statement
Solution:
Let x be the amount he earned on Tuesday
Let y be the amount he earned on Wednesday
We are given that On Wednesday, Nathaniel earned $10 less than he earned on tuesday
So, 
Hence the expression can be used to model the statement “On Wednesday, Nathaniel earned $10 less than he earned on tuesday”is 