Помогите решить 6/2X+3=5/7
6/2х = 5/7 - 3
6/2х = - 16/7
2х = - 6*7/16
х = - 21/16
6/2х+3=5/7
6/2х=5/7-3
6/2х=-16/7
х=-16/7:6/2
х=-16/21
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