Упростите выражения. 5(х-4)-3 х= -2(4 у+1)+8 у= -(с+7)+3 с= 6(-4 м-3)+18= 5 м-(3 м+5)+(2 м-4)= -5(х+3)+4(х-2)-6(2 х+1)= 0.2(6 х-5)-4(0.2 х-2)= 0.4(1.5 у+3)-2.5(3-0.6 у )=

5(x-4)-3x=5x-20-3x=2x-20 -2(4y+1)+8y=-8y+2+8y=-2 -(c+7)+3c=-c-7+3c=2c-7 6(-4m-3)+18=-6(4m+3++18=-(24m+18)+18=-24m-18+18=-24m 5m-(3m+5)+(2m-4)=5m-3m-5+2m-4=5m-3m-5-4+2m=5m-3m-9+2m=4m-9 -5(x+3)+4(x-2)-6(2x+1)=-(5x+15)+(4x-8)-(12x+6)=-5x-15+4x-8-12x-6=-13x-29 0.2(6x-5)-4(0.2x-2)=(1.2x-1)-(0.8x-8)=1.2x-1-0.8x+8=0.4x+7 0.4(1.5y+3)-2.5(3-0.6y)=0.4(1.5y+3)+2.5(0.6y-3)=(0.6y+1.2)+(1.5y-7.5)=0.6y+1.2+1.5y-7.5=2.1y-6.3