(x+100)÷五分之三=x

2025-06-27 01:42:31
推荐回答(2个)
回答1:

(x+100)÷五分之三=x
5(x+100)=3x
5x+500=3x
5x-3x=-500
2x=-500
x=-250

回答2:

(x+100)÷3/5=x
(x+100)×5/3=x
5/3x+500/3=x
移项:5/3-x=500/3
2/3x=500/3
x=500/3×2/3
x=250
不知道对不对?