The side lengths of a triangle form an arithmetic sequence. The perimeter of the triangle is 33 cm, and the longest side is 15 cm. Determine the length of the other two sides. The answer is 7cm and 11 cm.

I cannot figure out how to do it, please help.

Factor the monomial completely 42a3b3

If the class was going to get a class pet and 5 picked fish and 7 pick bird and 8 picked rabbits have many students were in the

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?