The proportion that solves for the distance between D and E is x/15 = 6/9
An equation is an expression that shows the relationship between two or more numbers and variables.
Triangle ABC and CDE are similar triangles, hence the ratio of their corresponding sides are in the same proportion.
Hence:
x/15 = 6/9
The proportion that solves for the distance between D and E is x/15 = 6/9
Find out more on equation at: https://brainly.com/question/2972832
#SPJ1