Home
О нас
Products
Services
Регистрация
Войти
Поиск
smotrovanlistru
@smotrovanlistru
July 2022
1
2
Report
решить систему уравнения способом подстановки 2 (х-2у)=х-8у. 5 (х+у)=2 (х-у)+10
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
Удачник66
Verified answer
{ 2(x - 2y) = x - 8y
{ 5(x + y) = 2(x - y) + 10
Раскроем скобки
{ 2x - 4y = x - 8y
{ 5x + 5y = 2x - 2y + 10
Приводим подобные
{ x = -4y
{ 3x + 7y = 10
Подставляем x во 2 уравнение
3(-4y) + 7y = -12y + 7y = -5y = 10
y = -2; x = (-4)(-2) = 8
1 votes
Thanks 5
More Questions From This User
See All
smotrovanlistru
August 2022 | 0 Ответы
vypolnit slozhenie 6532
Answer
smotrovanlistru
July 2022 | 0 Ответы
delitel chisla 150 vybrat 12457101520307580s resheniem
Answer
smotrovanlistru
July 2022 | 0 Ответы
reshit sistemu neravenstv 025h 1gt 0 i 07hgt 14
Answer
smotrovanlistru
July 2022 | 0 Ответы
reshit neravenstvo i zapisat v vide chislovogo promezhutka 3hgt 18
Answer
smotrovanlistru
July 2022 | 0 Ответы
reshit neravenstvo 2 3h1 hlt3 h4
Answer
smotrovanlistru
December 2021 | 0 Ответы
reshit neravenstvo 5 5
Answer
smotrovanlistru
December 2021 | 0 Ответы
35...
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 "решить систему уравнения способом подстановки 2 (х-2у)=х-8у. 5 (х+у)=2 (х-у)+10..."
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
Verified answer
{ 2(x - 2y) = x - 8y{ 5(x + y) = 2(x - y) + 10
Раскроем скобки
{ 2x - 4y = x - 8y
{ 5x + 5y = 2x - 2y + 10
Приводим подобные
{ x = -4y
{ 3x + 7y = 10
Подставляем x во 2 уравнение
3(-4y) + 7y = -12y + 7y = -5y = 10
y = -2; x = (-4)(-2) = 8