Which of the following equations has a graph with a y-intercept of -8

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?