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18-x÷3=12
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18-x÷3=12X÷3=18-12 x÷3=6X=6×3X=18
咨询记录 · 回答于2023-03-09
18-x÷3=12
18-x÷3=12X÷3=18-12 x÷3=6X=6×3X=18
以上是计算过程哦,希望能帮助到您
6(8+X)÷2=36
6(8+X)÷2=3648+6x=36×26x=72-486x=24X=24÷6X=4
(8x-90+4x)÷2=75
(8x-90+4x)÷2=7512x-90=75×212x=150+9012x=240x=240÷12X=20