The vertices of a triangle are P(5, 1), Q(-2, 3), and R(7, -4). What are the coordiantes of the vertices of the image reflected across the x-axis?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Which function has the domain x> -11?

Percent increase and decrease. original number: 45 new number: 18