Ineed with number 7. its solving systems of equations by substitution. show ! i need
...
![subject](/tpl/images/cats/mat.png)
Mathematics, 20.09.2019 09:50 moncera
Ineed with number 7. its solving systems of equations by substitution. show ! i need
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:30
Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
The radius of a sphere is 3 inches. which represents the volume of the sphere?
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.11.2020 05:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.11.2020 05:00
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 05:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.11.2020 05:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 05:00
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 05:00
![question](/tpl/images/cats/istoriya.png)
History, 22.11.2020 05:00
![question](/tpl/images/cats/en.png)
English, 22.11.2020 05:00
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 05:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 05:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.11.2020 05:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2020 05:00