Charlotte works in a department store selling clothing. She makes a guaranteed salary of $500 per week, but is paid a commission on top of her base salary equal to 30% of her total sales for the week. How much would Charlotte make in a week in which she made $1575 in sales? How much would Charlotte make in a week if she made xx dollars in sales?

Answer
Attempt 1 out of 2

Total earnings when selling $1575:
Total earnings when selling $x:

Total earnings when selling $1575:

Base salary: $500
Commission: 30% of $1575 = $472.50
Total earnings = $500 + $472.50 = $972.50

Total earnings when selling $x:
Base salary: $500
Commission: 30% of x
Total earnings = $500 + 0.3x