A store that sells skis buys them from a manufacturer at a wholesale price of $57. The store's markup rate is 50%. What price does the store charge its customers for the skis?

Select 2 statements that are true about the equation y+6=-10(x-3).1) the slope of the line is -102) the slope of the line is 33) one point on the line is (3,6)4) one point on the line is (3,-6)