65%x 7⼀20x等于5.5解方程。

2025-03-25 04:06:17
推荐回答(3个)
回答1:

5.5

回答2:

题:65/100x7/20x()=5.5
解:()=5.5x100x20÷65÷7=2200/91≈24.176

回答3:

65%x+7x/20=5.5
65x/100+7x/20=5.5
13x/20+7x/20=5.5
x=5.5