Предмет: Алгебра, автор: lenagolovach54

тест. Уравнение и его корни. Линейное уравнение с одной переменной.
можно с решением? даю 23 баллов​

Приложения:

yaroslsvbychkov10: Скачай photomath и не позорся
lenagolovach54: он платным стал же

Ответы

Автор ответа: yaroslsvbychkov10
0

Ответ:

0.3(х-4)=0.5(х+1)

0.3х-1.2=0.5х+0.5

0.3х-0.5х=1.2+0.5

-0.2х=1.7

х=1.7:(-0.2)

х=-8.5

Похожие вопросы
Предмет: Русский язык, автор: hmhfatima
Предмет: Английский язык, автор: Carpediem1923
The snowstorm in our city last week (1) ________________ (be) not a large one, but it (2)__________________ (cause) many accidents. The snow (3) _________________(start) to come down in the late afternoon. I (4) _________________ (see) it through the window of the office where I (5)_________________ (work) as a secretary. It (6) _________________ (snow) for an hour when I (7) _________________ (start) to drive home.
The cars (8) __________________(drive) slowly because the road was dangerous. It was slippery snow that (9) _________________ (freeze) when it (10) ________________ (hit) the roads. Police cars (11) _________________(check) the traffic regularly.
I (12) ________________ (drive) for twenty minutes when the accident (13) ________________ (happen). My heater (14) ________________ (not work), and the snow (15) ________________(freeze) on my window, so I couldn’t see well. I (16) __________________(stop) to clean my window every few minutes. I (17) __________________ (just start) the car again when my tires (18) _______________ (start) to slip. The car (19) __________________ (slip) onto the side of the road. When it (20) ________________ (hit) the hill, it (21) __________________(turn over) and (22) _________________ (stop).
I (23) ________________ (feel) and (24) __________________ (look) if I (25) ________________ (hurt), but I was not. I (26) _________________ (drive) quite slowly, and luckily I (27) ________________ (wear) my seatbelt. It was very quiet, with just the sounds of music and falling snow; I (28) __________________ (play) the radio while driving. Soon the police (29) ________________ (come) and I (30) __________________ (be able) to reach home in another hour.
__________ out of 30
ПОМОГИТЕ СРОЧНО, пожалуйста!!!!
Предмет: Математика, автор: gaiduchikvlad
Предмет: Алгебра, автор: Депутат681