解方程;2⼀3X+1⼀2X=42

2024-12-16 15:08:35
推荐回答(4个)
回答1:

2/3X+1/2X=42×6
4x+3x=42×6
7x=42×6
X=36

回答2:

2/3X+1/2X=42
4/6 x+3/6 x=42
7/6 x=42
x=36

回答3:

2/3X+1/2X=42
7/6X=42
X=36

回答4:

x=36