algebra

“There was nothing magical about the remaining ballots,” McCoy says, calling the calculation “a simple algebra problem.”

"Instead of sitting there looking at the board trying to solve the algebra problem, you're sitting thinking, when I get home, what am I going to eat?"

Witnesses said the suspect left an algebra lesson on Wednesday morning only to return later and try to re-enter the classroom.

Lyela Sayarath, who was in the alleged attacker's class, told CNN that the suspect left the room at the beginning of an algebra lesson.

Why is the letter x used for an unknown quantity in algebra?