Astudent has some $1 and $5 bills in his wallet. he has a total of 14 bills that are worth $38. how many of each type of bill does he have?

How do i put 3(x+7) in distributive property

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c =