0.2×6x+1÷3 3/5=0.5x:9
1.2x+1/3×3/5=1/2x÷9 6/5x+1/5=1/2×x/9 6/5x+1/5=x/18 108x+18=5x 108x-5x=-18 103x=-18 x=-(18)/(103) x≈-0.174757