Aplanned channel system designed to improve distribution efficiency and cost-effectiveness by integrating various functions throughout the distribution chain is called a(n) marketing system.

Vertical marketing system.

Explanation:

A vertical marketing system (VMS) occurs when two companies come together, usually a wholesaler and retailer, to gain greater benefits to efficiently meet consumer demands.

In this system of union of companies, there is usually a large company and power to coordinate the activities of other parts of the channel, although there is union of organizations each part continues to carry out its own activities.

The main benefit of a VMS is the ability of the organization to control the production and sale processes of a good, which makes the process of anticipation of problems, and correction and optimization to keep up with market trends more effective.

x=3

step-by-step explanation:

this is really simple i saw that there was only one term (5x) and thought if that was 15 what would i have to multiply everything else to get it there? well if 5x became 15 then x would have to be 3 so plug the 3 in the x for the other equations and you get 15 for the other ones. so there you go. : )