An item cost $4 before tax and $4.32 after sales tax. what is the sales tax rate?

What is x and y intercepts for y=x+7

What is the volume of this container?

Taber invested money in an account where interest is compounded every year.he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?