25% + 10X = 4/5解方程
问题描述：
25% + 10X = 4/5解方程
答
25% + 10X = 4/5
0.25+10x=0.8
10x=0.8-0.25
10x=0.55
x=0.55÷10
x=0.055
答
25% + 10X = 4/5
0.25+10X=0.8
10X=0.8-0.25
10X=0.55
X=0.55/10
X=0.055
答
25%+10x=4/5
25%+10x=80%
10x=80%-25%
10x=55%
x=55%/10
x=55/1000
分数形式：x=11/200
小数形式：x=0.055