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CatChannle
@CatChannle
July 2022
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решите уравнение и сделайте проверку а) (x-87) - 27 = 36 ; б) 87-(41+y)=22
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Eleanor21
Verified answer
А) (х-87)-27=36
х-87=36+27
х-87=63
х=63+87
х=150
-------
Проверка:
(150-87)-27=36
36=36
б) 87-(41+у)=22
41+у=87-22
41+у=65
у=65-41
у=24
-------
Проверка:
87-(41+24)= 87-65=22
22=22
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Answers & Comments
Verified answer
А) (х-87)-27=36х-87=36+27
х-87=63
х=63+87
х=150
-------
Проверка:
(150-87)-27=36
36=36
б) 87-(41+у)=22
41+у=87-22
41+у=65
у=65-41
у=24
-------
Проверка:
87-(41+24)= 87-65=22
22=22