Предмет: Алгебра, автор: 4na4ka

Помогите решить .даю. 25 баллов Срочно!

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Автор ответа: jmjuumaanova

0

Ответ:

9) (х1 у1)=(-5 -4)

(х2 у2)=(4 5)

8) х1у1= 4 3

х2у2=3 4

jmjuumaanova: могу остальных но время нету

jmjuumaanova: поставьте скопки

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