Home
О нас
Products
Services
Регистрация
Войти
Поиск
77Kotik77
@77Kotik77
July 2022
1
8
Report
Решите пожалуйста систему)
И номерок 2.
2(х+у)=8
14-3(х+у)=5у-х
Номер два: (3х+1)²-(3х+2)(2-3х)
Please enter comments
Please enter your name.
Please enter the correct email address.
Agree to
terms of service
You must agree before submitting.
Send
Answers & Comments
bezrukoff888
Система:
2(x + y) = 8
14 - 3(x+y) = 5y - x
x+y = 4 — Выражаем x+y
14 - 3 *4 = 5y - x
x+y = 4 — сложим два уравнения
5y - x = 2
6y = 6
y = 1
Откуда x = 4 - y = 3
Ответ: 3; 1
Номер два:
(3x+1)² - (3x+2)(2-3x)
(3x+1)² + (3x+2)(3x-2)
(3x+1)² + 9x² - 4
9x² + 6x + 1 + 9x² - 4
18x² + 6x - 3
0 votes
Thanks 0
More Questions From This User
See All
77Kotik77
August 2022 | 0 Ответы
7 91834 37 h 21204 dam 14 ballov tolko pomogite proshu srochno b
Answer
77Kotik77
August 2022 | 0 Ответы
20 ballov kratkoe soobshenie tvorcheskij put bethovena
Answer
77Kotik77
August 2022 | 0 Ответы
30 ballov zadanie spisat rasstavit propushennye znaki prepinaniya vydelit g
Answer
77Kotik77
July 2022 | 0 Ответы
30 ballov podgotovit soobshenie ob odnom iz russkih svyatyh pahomii nerehtskom
Answer
77Kotik77
July 2022 | 0 Ответы
40 ballov prochitajte predlozheniya opredelite chem v nih vyrazheno podlezhashee za
Answer
77Kotik77
July 2022 | 0 Ответы
pomogite eto ochen ochen srochno reshite primer pozhalujsta 3h1 3h22 3h
Answer
77Kotik77
July 2022 | 0 Ответы
opredelite temu i ideyu knigi o dobrom i prekrasnom dslihachyova dayu 50 ballov
Answer
77Kotik77
July 2022 | 0 Ответы
srochno pomogite dam 10 ballov morfologicheskij razbor slov neobhodimo otli
Answer
77Kotik77
July 2022 | 0 Ответы
dam 35 ballov zapisat 3 predlozheniya gde by slovo interesno bylo narechiem v
Answer
77Kotik77
July 2022 | 0 Ответы
pomogite srochno zadanie dlya 6 go klassa 1legko zabyt to chego ne zna
Answer
рекомендуемые вопросы
rarrrrrrrr
August 2022 | 0 Ответы
o chem dolzhny pozabotitsya v pervuyu ochered vzroslye pri organizacionnom vyvoze n
danilarsentev
August 2022 | 0 Ответы
est dva stanka na kotoryh vypuskayut odinakovye zapchasti odin proizvodit a zapcha
myachina8
August 2022 | 0 Ответы
najti po grafiku otnoshenie v3v1 v otvetah napisano 9 no nuzhno reshenie
ydpmn7cn6w
August 2022 | 0 Ответы
Choose the correct preposition: 1.I am fond (out,of,from) literature. 2.where ar...
millermilena658
August 2022 | 0 Ответы
opredelite kak sozdavalas i kto sozdaval arabskoe gosudarstvo v kracii
MrZooM222
August 2022 | 0 Ответы
ch ajtmanov v rasskaze krasnoe yabloko ispolzuet metod rasskaz v rasskaze opi
timobila47
August 2022 | 0 Ответы
kakovo bylo naznachenie kazhdoj iz chastej vizantijskogo hrama pomogite pozhalujsta
ivanyyaremkiv
August 2022 | 0 Ответы
moment. 6....
pozhalujsta8b98a56c0152a07b8f4cbcd89aa2f01e 97513
sarvinozwakirjanova
August 2022 | 0 Ответы
pomogite pozhalusto pzha519d7eb8246a08ab0df06cc59e9dedb 6631
×
Report "Решите пожалуйста систему) И номерок 2. 2(х+у)=8 14-3(х+у)=5у-х Номер два: (3х+1..."
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
Helpful Links
О нас
Политика конфиденциальности
Правила и условия
Copyright
Контакты
Helpful Social
Get monthly updates
Submit
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
2(x + y) = 8
14 - 3(x+y) = 5y - x
x+y = 4 — Выражаем x+y
14 - 3 *4 = 5y - x
x+y = 4 — сложим два уравнения
5y - x = 2
6y = 6
y = 1
Откуда x = 4 - y = 3
Ответ: 3; 1
Номер два:
(3x+1)² - (3x+2)(2-3x)
(3x+1)² + (3x+2)(3x-2)
(3x+1)² + 9x² - 4
9x² + 6x + 1 + 9x² - 4
18x² + 6x - 3