Предмет: Математика, автор: madisaa

помогите решить уравнение
(2y + 6) : 3 - 4 = y : 2 + 1

Ответы

Автор ответа: INKVIZITORR

(2y + 6) : 3 - 4 = y : 2 + 1

2(2y+6)-24=3y+6

4y+12-24=3y+6

4y-12=3y+6

4y-3y=6+12

y=18

madisaa: спасибооо)))

anaua2225: (2y + 6) : 3 - 4 = y : 2 + 1

2(2y+6)-24=3y+6

4y+12-24=3y+6

4y-12=3y+6

4y-3y=6+12

y=18

Автор ответа: Makvin2015

Ответ:

$\frac{(2y + 6)}{3} - 4 = \frac{y}{2} + 1 \\ (2y + 6) \times 2 - 24 = 3y + 6 \\ 4y + 12 - 24 = 3y + 6 \\ 4y - 3y = 6 - 12 + 24 \\ y = 18$

Похожие вопросы

Предмет: Українська мова, автор: viktoriya190719

2 года назад

Предмет: Английский язык, автор: angel20000000

Compare the equipment. Put the adjectives in brackets in the right form.

1. A camping stove is (cheap) than a tent. Let's have it.

2. We can't have a camping stove and a tent. We have only six thousand roubles. The tent is (expensive) thing, but it is also (important) equipment.

3. A kettle is (expensive) equipment , but we don't need it.

4. A mattress is (cheap) than a camping stove, but it's (useful) equipment. We have our sleeping bags!

5. A mattress isn't (useful) thing, but it's important for me. It's (comfortable) to sleep on a mattress than on the ground.

6. We can have a kettle-it's (cheap and light) thing.

2 года назад

Предмет: Русский язык, автор: irinaep

2 года назад

Предмет: Математика, автор: sungoezdown

9 лет назад

Предмет: Алгебра, автор: BoBa112

9 лет назад