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Ertogrul
@Ertogrul
July 2022
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Помогите решить уравнения.
420-х*6=300
х*9-280=540
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КатяМаша1
1)x*6=420-300
x*6=120
x=120÷6
x=20
------------
420-120*6=300
300=300
2)
x*9=530+280
x*9=810
x=810÷9
x=90
------------
90*9-280=530
530=530
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Answers & Comments
x*6=120
x=120÷6
x=20
------------
420-120*6=300
300=300
2)
x*9=530+280
x*9=810
x=810÷9
x=90
------------
90*9-280=530
530=530