Предмет: Математика, автор: Иванушка96

3х-2*(х-1)=5
Реши пж!
Буду очень благодарен=)

Ответы

Автор ответа: Selima2005
1
3х-2*(х-1)=5
3х -2х+2=5
3х-2х=5-2
х=3
Ответ:3

Иванушка96: Пасибки ^.^
Wenneyn: незачто.
KiraAvdeeva: А у меня получилось так:
KiraAvdeeva: 3х-х=5+2+1 это мы привели подобные слагаемые 2х=8 это решили х=8:2 х=4 )
KiraAvdeeva: А, там скобки, сорь)
Похожие вопросы
Предмет: Английский язык, автор: frolesya
Заполните пропуски так необходимыми выражениями. Каждый вариант подходит только к одному предложению.

A. IMO
B. If you like
C. ROTFL
D. JK
E. Finally
F. CUL8R
G. ASAP
H. Besides
I. BTW
J. Did you hear about

1. Tony: Can I get my hair cut when I ___ ?
Jordan: No, I’m having dinner with Uncle Mark tonight.

2. Dad: Have you changed your mind about getting a degree?
Sarah: No. I don’t need a degree to be an actress.
Dad: But you can still come back to acting after getting a degree.
Sarah: ___ , getting a degree is a waste of time and resources.
Dad: Please think it through.

3. Nah, I don’t want to eat your cookies, they are disgusting.
___ , I bet they’re delicious!

4. John: I heard that you took the guys out last night with your new car. Must have been fun.
Peter: ___ . No man, the car died on me right after pulling out. Spent the evening trying to fix it.

5. Friend 1: Waddup Cassie? Can I get that dress back that you borrowed from me? I have a work party tomorrow and I gotta dress to impress.
Friend 2: Hey girl! Sure you can. What time is good for you?
Friend 1: I’m chilling, any time is good.
___ , you got time to get some coffee?
Friend 2: Yeah, meet at Crazy Grinders at 2:30?
Friend 1: See you there!

6. Tell them we need antitoxin ___ .
7. Well, we got another problem ___ Game Day.
8. After months of looking he ___ found a job.
9. We even can dance tango ___ .
10. So, ___ your mom and my brother?
Предмет: Математика, автор: АнжелаЛиса
Предмет: Физика, автор: мка3