Final answer:
OLTP and OLAP work together to support transaction and business decisions.
Step-by-step explanation:
The two systems that work together to support transaction and business decisions are OLTP (Online Transaction Processing) and OLAP (Online Analytical Processing). OLTP is used for real-time transaction processing, such as sales transactions in a retail store. It captures and stores data related to transactions quickly and efficiently. OLAP is used for business analysis and decision making. It allows users to analyze large amounts of data from various perspectives to gain insights into business performance and trends.