1⼀2[X-1⼀2(X-1)]=2⼀3(X-1) 4⼀3[3⼀2(X⼀2-1)-3]-2X=3 7X-12(5⼀3X-1⼀2)=8-2⼀3(6X-9) 过程

2024-12-17 03:45:36
推荐回答(2个)
回答1:

1/段搭2[X-1/陵唯2(X-1)]=2/3(X-1)
1/2[1/2X+1]=2/3X-2/3
1/4X+1/握汪拿2=2/3X-2/3
5/12X=7/6
X=14/5
X=2.8

4/3[3/2(X/2-1)-3]-2X=3

2(X/2-1)-4-2X=3

X-2-2X=7
X=-9

7X-12(5/3X-1/2)=8-2/3(6X-9)

7X-20X+6=8-4X+6
9X=-8
X=-8/9

回答2:

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