Find the unknown angle

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.

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

Place the following steps in order to complete the square and solve the quadratic equation,