10x+4,5*(3,3-2,7)=3,672
10x+4,5*(3,3-2,7)=3,672 10х+4,5*0,6=3,672 10х+2,7=3,672 10х=3,672-2,7 10х=0.972 Х=0,972:10 Х=0,0972