Предмет: Математика, автор: gulden1286

Мына есепті қалай шығарады?4ші сынып

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Автор ответа: Aruzhan

0

1a+156=567+189
a+156=756
a=756-156
a=600
2)89+x=900-185
89+x=715
x=715-89
x=626

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