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Дадасик
@Дадасик
July 2022
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Решите уравнение: х+(х+4)+2(х+4)=40
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Liza08082008
Х+х+4+2х+8=40
4х=40-8
4х=32
х=32:4
х=8
1 votes
Thanks 1
kotenok8410
X+ x+4+2x+8=40 4x+12=40. 4x=40-12. 4x=28. x=7
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Answers & Comments
4х=40-8
4х=32
х=32:4
х=8