Mathematics, 05.12.2020 06:40 BrinkerSky8378
Which of these strategies would eliminate a variable in the system of equations?
\begin{cases} 6x + 5y = 1 6x - 5y = 7 \end{cases}
⎩
⎪
⎪
⎨
⎪
⎪
⎧
6x+5y=1
6x−5y=7
Choose all answers that apply:
Choose all answers that apply:
(Choice A)
A
Subtract the bottom equation from the top equation.
(Choice B)
B
Add the equations.
(Choice C)
C
Multiply the top equation by 777, then subtract the bottom equation from the top equation.
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 18:30
Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.
Answers: 3
Mathematics, 21.06.2019 18:30
Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)
Answers: 1
Mathematics, 22.06.2019 01:30
There are 10 chicks on ginger's farm .she has 2 chicks in one outdoor pen and 5 chicks in another. the rest of the chicks are in the barn.what is the fraction of total chicks in outdoor pens?
Answers: 1
You know the right answer?
Which of these strategies would eliminate a variable in the system of equations?
\begin{cases} 6x +...
Questions
English, 17.11.2020 23:00
Mathematics, 17.11.2020 23:00
Business, 17.11.2020 23:00
English, 17.11.2020 23:00
Mathematics, 17.11.2020 23:00
Biology, 17.11.2020 23:00
Social Studies, 17.11.2020 23:00
Biology, 17.11.2020 23:00
