Do you need the answer from the quadratic formula? if so:

x^2=a
-3x=b
-18=c






Your answer would then be 6 and -3
Answer: seeing multiple analogues highlights the underlying structure of the story.
Explanation:
A multiple analogy refers to the structured comparison whereby different sources are being likened to a target.
For presentation of multiple analogies, it should be noted that the prior presentation of two analogies always brings about better performance.
Lastly, seeing multiple analogues doesn't highlights the underlying structure of the story.
cocos plate lies between central America and Pacific plate