Предмет: Математика, автор: lutiypon228so2go

(4400-у)×45-810
ривняння

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Автор ответа: nelyadalem

1

45y=810-198000
45y=-197190 |:45
Y=-4382

lutiypon228so2go: а от куда появилось 198000 тысяч

nelyadalem: Когда скобки раскрывали все на 45 умножили и число на другую сторону с обратным знаком переместили и разделили на 45 для того чтобы остался только y

Автор ответа: ninelisxx

0

Відповідь:-45(у-4382)

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