解方程题1/9=0.8:x
问题描述:
解方程题1/9=0.8:x
答
1/9=0.8:x
1/9=4/5x
x=5/36
解方程题1/9=0.8:x
1/9=0.8:x
1/9=4/5x
x=5/36