The distance between Pittsburgh, Pennslyvannia, and St. Louis, Missouri, is 57 miles less than 2 times the distance Cleveland, Ohio, and Chicago, Illinois. Let d be the distance between Cleveland and Chicago. Which expressionbcan you use to represent the distance between Pittsburgh and St. Louis? question:
2d+57 57d+2 57-2d
57d-2 2-57d 2d-57

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a. m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?