Help please
15 − 20 + (−15) + (+20)=...
![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 16:50
Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
Questions
![question](/tpl/images/cats/himiya.png)
Chemistry, 15.10.2019 18:50
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 18:50
![question](/tpl/images/cats/fizika.png)
Physics, 15.10.2019 18:50
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 15.10.2019 18:50
![question](/tpl/images/cats/biologiya.png)
Biology, 15.10.2019 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 18:50
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 15.10.2019 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 18:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/health.png)
Health, 15.10.2019 18:50