Since both equations equal y you can do

. then do:

and then you get:
Answer:
Transmission Control Protocol
Explanation:
The Transmission Control Protocol (TCP) is one of the main protocols of the Internet protocol suite. It originated in the initial network implementation in which it complemented the Internet Protocol (IP). Therefore, the entire suite is commonly referred to as TCP/IP. TCP provides reliable, ordered, and error-checked delivery of a stream of octets (bytes) between applications running on hosts communicating via an IP network. Major internet applications such as the World Wide Web, email, remote administration, and file transfer rely on TCP. Applications that do not require reliable data stream service may use the User Datagram Protocol (UDP), which provides a connectionless datagram service that emphasizes reduced latency over reliability
source: (Wikipedia)
Answer:
Nostalgic Attachment, Interdependence
Explanation:
Nostalgia is the feeling that is evoked when a person positive association to something in the person's past. So, the product here is trying to invoke feelings of sentimentality that the person has to the product.
The relationship between a product and a person that is caused due to everyday use is called the interdepence relationship. The person depends on the products reliability and the brand relies on the continuous usage of the product.