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Which equation represents the partial sum of the geometric series?

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

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