An 8ft board is cut into 3 equal parts. what is the length of each piece?

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

X+y=-4 x-y=2 use elimination with adding and subtraction