Предмет: Математика, автор: tiktoksabinalife

6. Решите уравнение: 9|х-15| + 27 = 45. [4]
ПОМОГИТЕ ПОЖАЛУЙСТА СРОЧНО ​

Ответы

Автор ответа: sabinabaizhigitova
1

Ответ:

9|х-15|+27=45

Переводим константу в правую часть равенства :

9|х-15|=45-27

Вычитаем:

9|х-15|=18

Разделим обе части уравнения на 9:

|х-15|=2

1)x-15=-2 2)x-15=2

x=13 x=17

Ответ :x1=13 ;x2=17

tiktoksabinalife: спасибо большое! ♥️
sabinabaizhigitova: всегда пожалуйста
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