Предмет: Геометрия, автор: mariacerepovskaa160

ПРОШУ ОЧЕНЬ СРОЧНО НУЖНО ГЕОМЕТРИЯ 9 КЛАСС УМОЛЯЮ Знайдіть точку перетину прямої 3x-3y-18 = 0 з віссю ординат? ​

Ответы

Автор ответа: rbvqjyf
12

Ответ:

Если x=0, то -3y=18 y=-6

Первая точка Oy(0;-6)

Если у=0, то 2x=18 x=9

Вторая точка Ox(9;0)

Объяснение:

вот :)


asylzan2008: спасибо
muhambetalinalarisa6: l'm senbe
kukakukla712: Бір нәрсе сұрасам болама?
Автор ответа: OblivionFire
14

Прямая пересечёт ось ординат, когда х=0. Поэтому, 3·0-3у-18=0; -3у=18; у=18:(-3); у=-6. Значит, (0;-6) - точка пересечения прямой 3х-3у-18=0 с осью ординат.


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