The price of a sweater was reduced from $20-$12 by the percentage was the price of the sweater reduced ?

In what form is the following linear equation written y=9x+2

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.