Jean walks forward 80 feet to his mailbox. He then walks the 80 feet back. Does Jean end up back where he started? Explain your reasoning.

Which best describes a central bank's primary goals? limiting inflation and reducing unemployment reducing unemployment and maintaining cash flow controlling stagflation and reducing unemployment managing credit and ensuring the money supply's liquidity

Solve the system of equations. 2x-2y=-4 and x+y=8. show work

In triangle abc, angle c is a right angle. find the value of the trig function indicated. find tan a if c = 17 and a = 8