For which system of equations is the graph a pair of parallel lines? A. { y = 2 3 x − 4 y = 5 + 2 3 x B. { y = 7 9 x + 9 y = 9 − 7 9 x C. { y = 1 5 x − 1 y = 5 x − 1 D. { y = 3 4 x + 8 y = 8 − 4 3 x

34 cup. a serving of vegetable soup is 23 cup. the restaurant sold 20 servings of chicken noodle soup and 18 servings of vegetable soup. how many more cups of chicken noodle soup did they sell than cups of vegetable soup?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Someone answer asap for ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?