Is it possible to be a Noahide and a Christian at the same time?

Rambam states that for gentiles who wish to have a place in the world to come, they don't need to convert to Judaism. All they need to do is keep the 7 laws of Noah because they were mandated by Hashem. https://www.sefaria.org/Mishneh_Torah%2C_Kings_and_Wars.9-10?lang=bi The first of the seven Noahide commandments however is not to worship idols, and Christianity is considered by Rambam and others to be avodah zarah. This has also been discussed on Mi Yodeya here. Is Christianity Avodah Zara? Given the discussions on the status of Christianity and the prohibition of avodah zarah for Noahides, can one be a...