0.8:15/4+(5-x):0.75 ″喵0.8:15/4+(5-x):0.75
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/22 01:12:30
![0.8:15/4+(5-x):0.75 ″喵0.8:15/4+(5-x):0.75](/uploads/image/z/1757867-59-7.jpg?t=0.8%EF%BC%9A15%2F4%2B%EF%BC%885-x%29%3A0.75+%E2%80%B3%E5%96%B50.8%EF%BC%9A15%2F4%2B%EF%BC%885-x%29%3A0.75)
0.8:15/4+(5-x):0.75 ″喵0.8:15/4+(5-x):0.75
0.8:15/4+(5-x):0.75
″喵
0.8:15/4+(5-x):0.75
0.8:15/4+(5-x):0.75 ″喵0.8:15/4+(5-x):0.75
题目应是 0.8:15/4=(5-x):0.75
0.8*3/4=15/4*(5-x)
2.4=75-15x
15x=72.6
x=4.84