(An Unbreakable Idol Spirit) Airi Momoi Card Story, Part 2

[flair]

Location: Miyamasuzaka Girls Academy, 2-D

Airi: Ummm, if you substitute three for X here, then you get...
(Ugh, these math reviews are kind of hard...)

Shizuku: ...

Airi: (Huh? Did someone just put their pen down..? Did they finish already!?
I’ve gotta hurry it up!)

Instructor: Alright, for the next problem... Momoi-san. Please try to solve these quicker.

Airi: I-I will!

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