Ask your own question, for FREE!
Mathematics 15 Online
OpenStudy (anonymous):

elimination method 0.3x-0.2y=4 0.2x+0.5y= -21/23

OpenStudy (anonymous):

multiply first equn. by 2 and second by 3 0.6x - 0.4y = 8.....................(1) 0.6x + 1.5y = -63/23..........(2) (2) - (1) :- 1.9y = -63/23 - 184/23 1.9y = -247/23 y = -5.652 substitute y = -5.652 into equation. 1: 0.6x - (0.4 X -5.652) = 8 x =[ 8 + (0.4 X -5.652] / 0.6 =9.5653

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!
Latest Questions
heartlessprophet: How do i get paid from work when im in job court ?
8 hours ago 0 Replies 0 Medals
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
11 hours ago 8 Replies 1 Medal
KBaby: Any1 down to call
1 day ago 0 Replies 0 Medals
KBaby: Bored af lwk need sum1 to talk to
1 day ago 2 Replies 0 Medals
thereneelg: ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
1 day ago 6 Replies 1 Medal
kamariana: The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
2 days ago 0 Replies 0 Medals
chuckD: hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
2 days ago 2 Replies 1 Medal
DoltonCarlee: So like do y'all know anything about the first world war?
1 day ago 2 Replies 0 Medals
thehearken: anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
1 day ago 5 Replies 2 Medals
Twaylor: test post
4 days ago 9 Replies 0 Medals
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!