Trisha borrowed money from her mom to buy a skateboard plus safety gear. She paid back a little bit of money every week.

After 3 weeks she owed her mom $281. After 8 weeks, she owed her mom $166. Let y represent the amount she owes her mom and x represent the number of weeks she has been paying her debt.

Write an equation in slope-intercept form to represent how much she owes her mom after x weeks.


y=


How much money is Trisha paying her mom each week? $

How long will it take Trisha to pay off her debt?
weeks (answer in whole weeks)