Question

diego has $500 in his savings account. each month, he takes out $20 to pay for karate class. let m be the number of months. write an expression to represent the total amount in diegos savings account after m months.

Explanation:

Step1: Identify initial amount

Diego starts with $500, so initial amount is 500.

Step2: Calculate total withdrawal

Each month he takes out $20, for \( m \) months, total withdrawal is \( 20m \).

Step3: Form the expression

Subtract total withdrawal from initial amount: \( 500 - 20m \).

Answer:

\( 500 - 20m \)