What is the solution to the system of equations below? y = negative one-third x + 6 and y = one-third x minus 6

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

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?