![subject](/tpl/images/cats/mat.png)
Mathematics, 17.10.2021 14:00 mixedkiddo
In order to solve the following system of equations by addition, which of the
following could you do before adding the equations so that one variable will
be eliminated when you add them?
21 – 4y= 5
61 – 31= 10
O A. Multiply the top equation by 3 and the bottom equation by 4.
O B. Multiply the top equation by -3.
C. Multiply the top equation by -2.
D. Multiply the top equation by -3 and the bottom equation by 2.
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00, gracieorman4
Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11
Answers: 2
You know the right answer?
In order to solve the following system of equations by addition, which of the
following could you...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 30.04.2021 08:20
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 30.04.2021 08:20
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.04.2021 08:20
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 30.04.2021 08:20