Rachel, tammy, and bryan all bought something at the mall. rachel's necklace cost 20% more than tammy's shoes. bryan's video game cost 30% more than rachel's necklace. if tammy's shoes cost $30.00, what did bryan's video gamecost? pls, explain how can i do : ) ty

For what values of x is x2 + 2x = 24 true?

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

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