5-0,5 x-1-0,6x=2
4-1,1x=2
1,1x=-2
x=-20/11
x=-1 целая 9/11
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5-0,5 x-1-0,6x=2
4-1,1x=2
1,1x=-2
x=-20/11
x=-1 целая 9/11
4-х/2-3х/5=2
4+-5х-6х/10=2
4+-11х/10=2
4-11х/10=2
10*4-10*11х/10=10*2
40-11х=20
-11х-20
х=20/11