Home
О нас
Products
Services
Регистрация
Войти
Поиск
grishkovanyush
@grishkovanyush
July 2022
2
50
Report
Решите пожалуйста ! не понимаю :(
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
Lebaitho
2х + у - 8 = 0 → у = 8 - 2х
3х + 4у - 7 = 0 → 3х + 4(8 - 2х) - 7 = 0 → 3х + 32 - 8х - 7 = 0 →
→ - 5х = - 25 → 5х = 25 → х = 5
у = 8 - 2х → у = 8 - 2*5 → у = 8 - 10 → у = - 2
х = 5; у = - 2
ху = 5 * - 2
ху = - 10
2 votes
Thanks 1
Lebaitho
Вот собственно и все
grishkovanyush
наверное проглядел, какой ответ получился*
grishkovanyush
х*у=?
Lebaitho
-10
кляча
Verified answer
2x+y-8=0 |*(-4)3x+4y-7=0-8x-4y+32=0 |+ эт надо сложить3x+4y-7=0 |+-5x+25=0 2*5+y-8=0-5x=-25 y=-2x=55*(-2)=-10
1 votes
Thanks 1
Lebaitho
Методом подстановки?
кляча
Да
grishkovanyush
Спасибо! )
кляча
Ок!
More Questions From This User
See All
grishkovanyush
August 2022 | 0 Ответы
zadanie na foto proshu pomogite s obyasneniem
Answer
grishkovanyush
August 2022 | 0 Ответы
spasite help zadacha na foto
Answer
grishkovanyush
August 2022 | 0 Ответы
zadanie na foto pomogite pozhaluujsta
Answer
grishkovanyush
August 2022 | 0 Ответы
pomogite sootnesti napishite pravilnyj variant17830c70f7b78deb5cfac91cfe0dd0d3 33209
Answer
grishkovanyush
August 2022 | 0 Ответы
pomogite srochnoa4850f714b7d1851dbfadd4e52ec441a 72483
Answer
grishkovanyush
August 2022 | 0 Ответы
dat opredelenie s tochki zreniya obsheniya 1 obshestvo 2 kollektiv
Answer
grishkovanyush
August 2022 | 0 Ответы
pomogite sootnesti vyberite pravilnye cifry k bukvam2bd7864a52621bbd88d2c039645702ce 441
Answer
grishkovanyush
August 2022 | 0 Ответы
pomogite sootnesti vyberite pravilnye cifry k bukvam
Answer
grishkovanyush
August 2022 | 0 Ответы
pomogite sootnesti napishite pravilnyj variant
Answer
grishkovanyush
July 2022 | 0 Ответы
reshite sistemu uravnenij pomogite pozhalujstac236073de490a89a6e38d85529c0ee92 85478
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 ! не понимаю :(..."
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
3х + 4у - 7 = 0 → 3х + 4(8 - 2х) - 7 = 0 → 3х + 32 - 8х - 7 = 0 →
→ - 5х = - 25 → 5х = 25 → х = 5
у = 8 - 2х → у = 8 - 2*5 → у = 8 - 10 → у = - 2
х = 5; у = - 2
ху = 5 * - 2
ху = - 10
Verified answer
2x+y-8=0 |*(-4)3x+4y-7=0-8x-4y+32=0 |+ эт надо сложить3x+4y-7=0 |+-5x+25=0 2*5+y-8=0-5x=-25 y=-2x=55*(-2)=-10