0,5(х-3) - 0,3(x+1)=2
0,5x-1,5-0,3x-0,3=2
0,2x=3,8
x=19
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0,5(х-3) - 0,3(x+1)=2
0,5x-1,5-0,3x-0,3=2
0,2x=3,8
x=19