Answer:
Option C. $798
Step-by-step explanation:
we know that
The total hours worked the last two weeks ( 80 hours) multiplied by $7 per hour plus the 10% commission on her sales ($2,384) is equal to the amount of money that Sandy earned for those two weeks
Remember that

so


It went from 10 to -2, so you need to find the difference. The way you'd do this is: 10 - (-2). Do you know how to subtract a negative number from a positive number?
Please- Parenthesis
Excuse -Exponets
My - Multiplication
dear- Division
aunt- Addition
sally- Subtraction