Y = X - ( 20x). What is the sale price if the cereal cost $4.00?

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.

Someone me! if you’re smart you can solve this!

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.