0,6х-5,4=-0,8х+5,8
0,6х+0,8х=5,8+5,4
1,4х=11,2|:1,4
х=8
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0,6х-5,4=-0,8х+5,8
0,6х+0,8х=5,8+5,4
1,4х=11,2|:1,4
х=8