-6*(0,5x-1,5)-4,5x-8
при x=2/3 0,5x=0,5*2/3=5/10*2/3=5/15=1/3 x=4,5x=4,5*2/3=45/10*2/3=15/5=3
-6(1/3-1,5)-3-8=-(6/1*1/3)-(-9)-(-(8-3)=-2-(-9)-(-5)=+(9-2)-(-5)=7-(-5)
ответ:13
-6*(0,5x-1,5)-4,5x-8
при x=2/3 0,5x=0,5*2/3=5/10*2/3=5/15=1/3 x=4,5x=4,5*2/3=45/10*2/3=15/5=3
-6(1/3-1,5)-3-8=-(6/1*1/3)-(-9)-(-(8-3)=-2-(-9)-(-5)=+(9-2)-(-5)=7-(-5)
ответ:13