November 2021 0 3 Report
Помогите по Алгебре 8 класс по теме Способ подстановки. 1. x + 5y = 7
   3x - 2y = 4

2. x - 3y = 17
    x - 2y = -13

3. x + 12y = 11
    5x - 3y = 3

4. y - 3x = 5
    2x + 2y = 23

5. 2x - 3y = 0
    3x - 2y = 5

6. 3x = 5y
     -3x + 8y = -18

Помогите пожалуйста, буду очень благодарен.
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