解方程:(4.5-x)X3/8=0.75KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKkkk

来源:学生作业学帮网 编辑:学帮网 时间:2024/06/04 08:24:12

解方程:(4.5-x)X3/8=0.75
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4.5-x=0.75÷3/5
4.5-x=2
x=4.5-2
x=2.5

(4.5-x)X3/8=0.75
3*(4.5-x)=6
4.5-x=2
x=2.5

x=4.5-0.75/(3/8)