(200-x)÷5=30解方程

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(200-x)÷5=30解方程
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(200-x)÷5=30解方程
(200-x)÷5=30解方程

(200-x)÷5=30解方程
(200-x)÷5=30
200-x=150
x=50

20

(200-x)÷5 =30
(200-x)÷5×5=30×5
200-x=200-150
x=50
自己要补充解字哦

50

解: (200-x)÷5 =30
(200-x)÷5×5=30×5
200-x=200-150
x=50