как решить 1,2(х-5)=0,2х+6. 2)1,3(t-0,6)=1,8t. 3)5/7(x+3)=-2(1-x) 4)6(4x-7)-3(5-8x)=0 5)4x-3/3-5x=0,14/0,35 6)a-3,2/2a+1,4=0,9/2,7 7)-3/9-4=40/200 8)x-3/6=7/3 9)x+7/3=2x-3/5 10)5/2x+3=2,5/4,5 11)0,2/x+3=0,7/x-2
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