Which system of inequalities shown below could be used to solve the following problem?

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

What is the missing constant term in the perfect square that starts with x^2 -20x

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?