Algebra. Tasks-heads: pump your brains! Grade 7-11. Profile level. Balayan E.N.

The proposed manual is devoted to the solution of equations and systems of equations.

a variety of material of the profile level is presented, which include all the main methods and ideas of solutions studied in basic and high school.

at numerous Examples with detailed solutions and justifications show various methods of solutions of equations and systems of equations.

All proposed examples - copyrights. Each paragraph is accompanied by examples for an independent solution, to which answers are given at the end of the book.

for the convenience of using the allowance, reference materials and a brief theory for the course of algebra of grades 7-9 are given.

The manual is intended students of grades 7-11 with good mathematical training, mathematics teachers, methodologists and tutors, as well as to prepare for the OGE, the exam of the specialized level and conducting olympiads of various levels.