x-[2x-1/3(6x+3)=a
x-2x+1/3(6x+3)=a
x-2x+2x+1=a
x=a-1
(2x+a)/3=4+(X+1)/2
2(2x+a)=24+3(X+1)
4x+2a=24+3X+3
x=27-2a
a-1=27-2a
a=28/3
X=25/3
你的答案哪来的?错了!
x-[2x-1/3(6x+3)=a
x-2x+1/3(6x+3)=a
x-2x+2x+1=a
x=a-1
(2x+a)/3=4+(X+1)/2
2(2x+a)=24+3(X+1)
4x+2a=24+3X+3
x=27-2a
a-1=27-2a
a=28/3
X=25/3
你的答案哪来的?错了!