3×(2.7x -0.6)=8.5-(0.9x +2.5)8.1x-1.8=8.5-0.9x-2.58.1x+0.9x =1.8+8.5-2.59x=7.8x =7.8/9x=13/15
3×(2.7X-0.6)=8.5-(0.9X+2.5)8.1X-1.8=6-0.9X8.1X+0.9X=6+1.89X=7.8 X=7.8/9 X=13/15.
8.1x-1.8=8.5-0.9x-2.59x=7.8x=78/90=13/15