Чему равен корень уравнения:
1) 3x=28-x  4) 6x-19=-x-10
2) 5x+12=8x+30  5) 0,7-0,2x=0,3x-1,8
3) 33+8x=-5x+72  6)0,1x+9=0,2x-4
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