Ask
your own question, for FREE!
Mathematics
11 Online
Solve the system using the elimination method. 3x-4y=12 6x+2y=-11
Still Need Help?
Join the QuestionCove community and study together with friends!
multiply the first equation by -2
giving you....?
-6x+8y=-22
which takes out ...?
the -6x and 6x in the equations :)
Still Need Help?
Join the QuestionCove community and study together with friends!
Actually it would be -24 my b
it okay :)
so now you have 8y=-24
making x=3.5. That's what I kept getting. I just felt like it was wrong.
plug it back in and get y
Still Need Help?
Join the QuestionCove community and study together with friends!
once you get y you can get the proportionate to the second equation :)
also, you could reverse it and multiply the second equation by -2
Wait a minute. y=-3.5? because the x' cancel?
you have to combine like terms first sorry
|dw:1450716044744:dw|
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
Aubree:
Guys, what does love feel like? I've been getting a tight chest and when I talk to him my heart rate hangs out around 100-120 beats per min, and when he doe
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
DoltonCarlee:
So like do y'all know anything about the first world war?
thehearken:
anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
2 hours ago
1 Reply
0 Medals
9 hours ago
10 Replies
2 Medals
2 days ago
6 Replies
1 Medal
3 days ago
0 Replies
0 Medals
3 days ago
2 Replies
1 Medal
2 days ago
2 Replies
0 Medals
2 days ago
5 Replies
2 Medals