What is the sample space if we just want to record the number of times we flip heads? A. {H, T,HH, HT, TH, TT}
B. {HH, HT, TH, TT}
C. {0,1,2}
D. {H, T}

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%.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Which ordered pair (c, d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15