Complex sentence: Jacobs started his career working with his father at his business, Northwestern Bag, Co. He attended college at University of Minnesota, then at the age of 33 he purchased the ailing Grain Belt in 1975 for $4.1 million with his company I.J. Enterprises.
Split into simpler sentences: Jacobs started his career working with his father at his business, Northwestern Bag, Co. He attended college at University of Minnesota. At the age of 33, Jacobs purchased the ailing Grain Belt in 1975 for $4.1 million with his company I.J. Enterprises.