Which answer is equivalent to this? 27 2-7 72 7-2

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?