Arnold opened a savings account 8 years ago with a 3% interest rate. He has earned $87 in interest. How much did Arnold deposit ( Principal) 8 years ago when he opened the account?

How do you solving the solution of each system using elimination?

What is the volume of this container?

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?