Answer:
An expression that represents the amount of money in his account after his deposit is
![421.56+20g+0.25k](https://img.qammunity.org/2021/formulas/mathematics/middle-school/zuvwjcrzdxeeuylmsxpj9bh9k5tmabex7k.png)
Explanation:
Jesse had $421.56 dollars in his checking account
Now he deposited g twenty-dollar bills
Now new amount =$421.56+20g
Now he deposited k quarters
1 quarter = 0.25
k quarters = 0.25k
So, Amount in the account = 421.56+20g+0.25k
Hence an expression that represents the amount of money in his account after his deposit is
![421.56+20g+0.25k](https://img.qammunity.org/2021/formulas/mathematics/middle-school/zuvwjcrzdxeeuylmsxpj9bh9k5tmabex7k.png)