7x÷3分之1等于6分之5

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/26 12:45:24
7x÷3分之1等于6分之57x÷3分之1等于6分之57x÷3分之1等于6分之57x÷(1/3)=5/621x=5/6x=5/6*1/21=5/126不懂~~~~~~~~7x/(1/3)=5/67x*3

7x÷3分之1等于6分之5
7x÷3分之1等于6分之5

7x÷3分之1等于6分之5
7x÷(1/3)=5/6
21x=5/6
x=5/6*1/21
=5/126

不懂~~~~~~~~

7x/(1/3)=5/6
7x*3=5/6
21x=5/6
x=5/(6*21)
x=5/126

7x÷(1/3)=5/6
21x=5/6
x=5/6*1/21
=5/126

7/1/3=6/5
5/3=7/6X
X=5/3/7/6
X=10/7

7x/(1/3)=5/6
7x*3=5/6
21x=5/6
x=5/(6*21)
x=5/126

7x*3=5/6
x=5/126

7x÷(1/3)=5/6
7x=5/6÷1/3
7x=5/6*3
X=5/14