What is the product of 2x(5+3)-4^2

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

What are “like terms”? why can we only add like terms?

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.