David is buying 2 pairs of sneakers. He finds a deal where he buys the first pair of sneakers at full price and gets the second pair of sneakers at half price. The 2 pairs of sneakers that he buys were originally sold at the same price. The total amount David spent on the 2 pairs of sneakers was 180.What was the original cost of 1 pair of sneaker

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?