1)0.3х-0,6х=0,3+0,2
-0,3х=0,5
х=5/10×10/3
х=5/3
2)7х-3х+2х-5х=-2+4
х=2
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1)0.3х-0,6х=0,3+0,2
-0,3х=0,5
х=5/10×10/3
х=5/3
2)7х-3х+2х-5х=-2+4
х=2