Home
О нас
Products
Services
Регистрация
Войти
Поиск
AlisaLisovna
@AlisaLisovna
August 2022
1
12
Report
Очень сложно помогите решить
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
Fixytup
1) 3x-2y=11
x+y=12 x=12-y
5x-y=30
5(12-y)-y=30
60-5y-y=30
6y=30
y=30/6
y=5 => x=12-5=7
2) 0,5x=7-y x=(7-y)/0,5=14-y/0,5
6x+1=5y
11y-1=13,5x
11y-1=13,5(14-y/0,5)
11y-1=189-27y
38y=190
y=190/38
y=5 => x=(7-5)/0,5=2/0,5=4
1 votes
Thanks 1
×
Report "Очень сложно помогите решить..."
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 © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
x+y=12 x=12-y
5x-y=30
5(12-y)-y=30
60-5y-y=30
6y=30
y=30/6
y=5 => x=12-5=7
2) 0,5x=7-y x=(7-y)/0,5=14-y/0,5
6x+1=5y
11y-1=13,5x
11y-1=13,5(14-y/0,5)
11y-1=189-27y
38y=190
y=190/38
y=5 => x=(7-5)/0,5=2/0,5=4