0.6-0.5(x-1)=x+0.5 0.6-0.5x+0.5=x+0.5 -0.5x-x=0.5-0.5-0.6 -0.5x-x=-0.6 -1.5x=-0.6 x=0.4 0.6-0.5(0.4-1)=0.9 0.4+0.5=0.9 0.9=0.9