Solve the following system of equations algebraically:
y = x^2+7x−4
y = −x−4...
![subject](/tpl/images/cats/mat.png)
Mathematics, 19.10.2019 08:10 DoomydoomGir
Solve the following system of equations algebraically:
y = x^2+7x−4
y = −x−4
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:40
The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 04.03.2020 07:12
![question](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 07:12
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 07:12
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.03.2020 07:12
![question](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 07:12
![question](/tpl/images/cats/en.png)
English, 04.03.2020 07:12
![question](/tpl/images/cats/biologiya.png)
Biology, 04.03.2020 07:12
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 04.03.2020 07:13
![question](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 07:13
![question](/tpl/images/cats/istoriya.png)
History, 04.03.2020 07:13
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.03.2020 07:13
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 04.03.2020 07:13
![question](/tpl/images/cats/en.png)