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Ответ:

Пошаговое объяснение:

(5х-8)/5= 4. 49/45 - 3. 31/45

(5х-8)/5 = 1. 18/45

(5х-8)/5 = 1. 2/5

(5х-8)/5 = 7/5

5 * (5х - 8) = 7 * 5

25х - 40 = 35

25х = 35 + 40

25х = 75

х = 75 : 25

х = 3