1/3[1/5(x+3)-5]+6=1 1/15(x+3)-5/3+6=1 1/15(x+3)=-10/3 x+3=-50 x=-53 (2x+3)/0.9+(x-6)/0.3=5 2x+3+3(x-6)=4.5 2x+3x-15=4.5 5x=19.5 x=3.9