![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/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 21:00
The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:20
What is the slope of the line that contains the points (-5, 6) and (14. - 7)?
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
You know the right answer?
Factorise. 9xy +6y plz help...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 02.01.2020 07:31
![question](/tpl/images/cats/biologiya.png)
Biology, 02.01.2020 07:31
![question](/tpl/images/cats/en.png)
English, 02.01.2020 07:31
![question](/tpl/images/cats/istoriya.png)
History, 02.01.2020 07:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.01.2020 07:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 02.01.2020 07:31
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 02.01.2020 07:31
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 02.01.2020 07:31
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 02.01.2020 07:31
![question](/tpl/images/cats/mat.png)
Mathematics, 02.01.2020 07:31