x-9/6-x+2/3=x-1 x/5-1.5=-1.2x+5 3(5-1.2x)+1.4=x-9/6-x+2/3=x-1x/5-1.5=-1.2x+53(5-1.2x)+1.4=-2(0.3x-1)1-x=-2(3x-2)-12/3x-3/2=1/4x-3/4(6x-5)+[2x-(4x-1)]=-24
问题描述:
x-9/6-x+2/3=x-1 x/5-1.5=-1.2x+5 3(5-1.2x)+1.4=
x-9/6-x+2/3=x-1
x/5-1.5=-1.2x+5
3(5-1.2x)+1.4=-2(0.3x-1)
1-x=-2(3x-2)-1
2/3x-3/2=1/4x-3/4
(6x-5)+[2x-(4x-1)]=-24
答