Algebra. 6-7 grade

This book is the first part of the famous guide to algebra for 6th and 7th grades by the outstanding scientist, innovator in his field, and legislator of school mathematics A.P. Kiselev, whose methods have helped more than one generation of our country maintain a decent level of preparation in this discipline. His main task has always been to make the subject accessible and understandable for learners. Therefore, his books are written in clear and simple language for ease of mastering, and the conciseness of the presentation helps to accelerate this process. After reading, you will learn about: - the main properties of operations with relative numbers; - monomial and polynomial expressions; - properties and systems of equations; - quadratic equations and extracting square roots, and much more. 'Algebra. 6-7 grade' is a find for schoolchildren, as well as an indispensable aid for parents, teachers, and anyone interested in mathematics who seeks to expand their knowledge in this area.