I am stuck on this one... my answer is a bit different and I need to see where I'm going wrong. please solve and show all steps and explain. thank you. do not use excel.

AMD is replacing an old machine that cost $100,000 five yrs ago, with a new, more efficient machine that will cost $ 200,000, Shipping and installation will cost an additional $ 20,000 . The old X machine has a book value of $ 15,000 but will be sold for $ 5,000. The new machine will be depreciated with a 5 - year life under MACRS guidelines , with the increased production, inventories will increase $ 10,000 , accounts receivable will increase $ 12,000, and accounts payable will increase $ 15,000. If AMD has a marginal tax rate of 402, what is the net investment of this replacement