1) х-2х=2-3/5-1/2
-х=20/10-6/10-5/10
-х=9/10
х=-9/10
2)-3х/4-х+х=13/6-11
-3х/4=13/6-66/6
-3х/4=-53/6
3х/4=53/6 |*2
3х/2=53/3
х=(53*2)/(3*3)
х=106/9
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Answers & Comments
1) х-2х=2-3/5-1/2
-х=20/10-6/10-5/10
-х=9/10
х=-9/10
2)-3х/4-х+х=13/6-11
-3х/4=13/6-66/6
-3х/4=-53/6
3х/4=53/6 |*2
3х/2=53/3
х=(53*2)/(3*3)
х=106/9