Factor. 9x^2−12xy+4y^2 need asap

I’m still confused on how to work the percentages

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

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