Ответ:
12/5-(3/4x-1/6)=2/3
12/5-3/4х+1/6=2/3
77/30-3/4х=2/3
154-45х=40
-45х=40-154
-45х=-114
х= 38/15
х= 2 8/15
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Ответ:
12/5-(3/4x-1/6)=2/3
12/5-3/4х+1/6=2/3
77/30-3/4х=2/3
154-45х=40
-45х=40-154
-45х=-114
х= 38/15
х= 2 8/15