X: The company will not accept to buy to machines.
O: The company will not agree to buy new machines.
You accept someone's advice, suggestion or opinion BUT you agree (say you are willing) to do something.
X: The driver did not accept me to get on the bus.
O: The driver did not allow me to get on the bus.
X: We can't accept a highway to be built through our town.
O: We can't allow a highway to be built through our town.
You allow/permit someone to do something, or let them do it.
Here is the video that I original put this in: https://www.youtube.com/watch?v=mQnADsIpSqg&t=27s
