Ответ:
x = 52
Объяснение:
(2x - 4)/5 = 8 + (2x+4)/9 | *(45)
9*(2x - 4) = 45*8 + 5*(2x+4)
18x - 36 = 360 + 10x + 20
8x = 416 | :8
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Ответ:
x = 52
Объяснение:
(2x - 4)/5 = 8 + (2x+4)/9 | *(45)
9*(2x - 4) = 45*8 + 5*(2x+4)
18x - 36 = 360 + 10x + 20
8x = 416 | :8
x = 52