3⼀2[2⼀3(1⼀4x+1)+2]-5⼀2=2x⼀3

2024-12-23 01:47:03
推荐回答(3个)
回答1:

3/2[2/3(1/4x+1)+2]-5/2=2x/3
(1/4x+1)+3-5/2=2x/3
1/4x+1+1/2=2x/3
1/4x+3/2=2x/3
两边同时乘以12,得
3x+18=8x
8x-3x=18
5x=18
x=18/5

回答2:

3/2[2/3(1/4x+1)+2]-5/2=2x/3
1/4x+1+3-5/2=2x/3
x/4-2x/3=-3/2
3x-8x/12=-3/2
-5x=-18
x=18/5

回答3:

x=18/5