3⼀4x-0.5=1⼀2x+0.3

2025-12-17 07:12:53
推荐回答(2个)
回答1:

3/4x-1/2x=0.3+0.5
1/4x=0.8
x=3.2

回答2:

移项并合并同类项得
3/4x-1/2x=0.5+0.3
1/4x=0.8
x=0.8x4
=3.2