Предмет: Алгебра, автор: prizhopkastupid

В классе 33 ученика. Девочек на 3 меньше, чем мальчиков. Сколько девочек и сколько мальчиков классе?
Помогите решить пожалуйста!! Уравнением

Ответы

Автор ответа: 2WingsOfbutterfly

Ответ:

15 девочек, 18 мальчиков

Объяснение:

девочки - x

мальчики - х+3

х+х+3=33

2х=33-3

2х=30

х=30/2

х=15- девочек

х+3=15+3=18- мальчиков

Автор ответа: doshik65

Ответ:

ДАНО:

Девочек:х

Мальчиков:х+3

РЕШЕНИЕ

х+х+3=33

2х=30

х=15-девочек

х+3=15+3=18-мальчиков

ОТВЕТ-15 девочек;18 мальчиков

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решите как тест

В классе 33 ученика. Девочек на 3 меньше, чем мальчиков. Сколько девочек и сколько мальчиков классе? Помогите решить пожалуйста!! Уравнением

Ответы

В классе 33 ученика. Девочек на 3 меньше, чем мальчиков. Сколько девочек и сколько мальчиков классе?
Помогите решить пожалуйста!! Уравнением