Sue scored a total of 35 points in two games. she scored 6 times as many points in the second game as in the first. how many more points did she score in the second game?

Which of the following is the result of expanding

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

Having a hard time understanding this question (see attachment).