Mary is traveling cross country on a road trip. so far, mary has traveled 200 miles in her car and 200 miles by train. the car traveled at a
rate that was 30 miles per hour slower than the train.
mary modeled the total time for her trip with the following expression.
200 + 20030
what does x - 30 represent in this situation?

The table below lists recommended amounts of food to order for 10 party guests. how much of each food item should nathan and amanda order for a graduation party with 55 guests? use the table to answer. item amount fried chicken 16 pieces lasagna 7 pounds deli meats 1.8 pounds sliced cheese 1 and two fifths pounds bakery buns 1 dozen potato salad 2 pounds