x+16=1/5x+25,x+16=1/5x+25__ =____________=____________=______···x=?

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/14 07:45:40

x+16=1/5x+25,x+16=1/5x+25__ =____________=____________=______···x=?
x+16=1/5x+25,
x+16=1/5x+25
__ =______
______=______
______=______
·
·
·
x=?

x+16=1/5x+25,x+16=1/5x+25__ =____________=____________=______···x=?
x+16=1/5x+25
5x+80=x+__125_____
____5x-x__=___125-80___
____4x__=___45
x=45/4

x-1/5x=25-16
4/5x=9
x=45/4

X-1/5x=25-16
x(1-1/5)=9
x=9/(1-1/5)
x=45/4