Complex sentence: Majesco began re-selling millions of formerly unsold cartridges at a budget price together with 150,000 units of the second model of the Genesis, until it later released the Sega Genesis 3, projecting to sell 1.5 million units of the console by the end of 1998.
Split into simpler sentences: Majesco began re-selling millions of formerly unsold cartridges at a budget price, together with 150,000 units of the second model of the Genesis. It later released the Sega Genesis 3, projecting to sell 1.5 million units of the console by the end of 1998.