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Simple \(y-x\)

Algebra Level 1

\[\Large{\begin{cases} 4x+3y=13 \\ x+y=4 \end{cases}\\ y-x=?}\]

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Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

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including olympiad champions, researchers, and professionals.

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by Rahmat Hidayat

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