2x + 7y = 28
![subject](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 17:50 daigle18383
Which system of equations is equivalent to the following system?
4x + y = 4
2x + 7y = 28
4x + y = 4
−2x − 7y = 28
4x + y = 4
−8x − 28y = 112
−28x − 7y = −28
2x + 7y = 28
−8x − 2y = 8
2x + 7y = 28
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?
Answers: 1
You know the right answer?
Which system of equations is equivalent to the following system?
4x + y = 4
2x + 7y = 28
2x + 7y = 28
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 22:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 13.12.2021 22:20
![question](/tpl/images/cats/en.png)
English, 13.12.2021 22:20
![question](/tpl/images/cats/biologiya.png)
Biology, 13.12.2021 22:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
Health, 13.12.2021 22:20
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 22:20
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/pravo.png)
Law, 13.12.2021 22:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 22:20
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 13.12.2021 22:20
![question](/tpl/images/cats/ekonomika.png)
Business, 13.12.2021 22:20
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 22:20
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 22:20