Решите уравнение
4/x-7 = (4/7)
4/x-7=4/7 / 7(x-7)
28=4(x-7)
28=4x-28
4x-28=28
4x=28+28
4x=56 /4
x=14
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Answers & Comments
4/x-7=4/7 / 7(x-7)
28=4(x-7)
28=4x-28
4x-28=28
4x=28+28
4x=56 /4
x=14