Предмет: Математика, автор: yaroslavsamara

Помогите решить пж (полное решение)

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Автор ответа: hedggehog

$log_{3} (2.5x-3)=2\\2.5x-3=3^{2} \\2.5x=9+3\\x=\frac{12}{2.5} = 4.8$

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