Автор - asolov01

Помогите решить уравнение: 41,4* (14/23х + 5/9) - 79,8* (8/9х - 5/6) = 76,9

Ответ

Автор - jekadva
41,4* (14/23х + 5/9) - 79,8* (8/9х - 5/6) = 76,9
126/5x+23-1064/15x+66,5=76,9
126/5x-1064/15x=76,9-23-66,5
-686/15x=-12,6
x=-126/10*(-15/686)
x=27/98

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