Предмет: Математика, автор: tolant2000

Как решить у ровнения(x-506)+215=429, (942-a)-126=254

Ответы

Автор ответа: 132417

(942-a)-126=254
942-a=254+126
942-a= 380
a=942-380
a=562
------------
(942-562)-126=254
254=254

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