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Algebra Level 1

Divide $80 among three people so that the second will have twice as much as the first, and the third will have $5 less than the second.

17,34 and 29 18,36 and 25 20,20 and 20 16,32 and 27

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, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations,
examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

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by Mohammed Rasith

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