Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
Solve the System of equations
3x + 3y + 2z = –5
x + y + 3z = –4
2x + 2y + 5z = –7
 one year ago
 one year ago
Solve the System of equations 3x + 3y + 2z = –5 x + y + 3z = –4 2x + 2y + 5z = –7
 one year ago
 one year ago

This Question is Closed

goformit100Best ResponseYou've already chosen the best response.0
dw:1343833778651:dw
 one year ago

mathsloverBest ResponseYou've already chosen the best response.3
ok so first of all : 3x+3y+2z=5 3x + 3y = 52z 3(x+y)=52z x+y = (52z)  3 x = (52z)/3  y
 one year ago

mathsloverBest ResponseYou've already chosen the best response.3
put this value in the above equations
 one year ago

annasBest ResponseYou've already chosen the best response.1
@mathslover my bro you're the best
 one year ago

NashNugsBest ResponseYou've already chosen the best response.0
whats the graph? The dud who drew the pic? Whats that
 one year ago

mathsloverBest ResponseYou've already chosen the best response.3
it is fully dependent on you "which method you want to chose" thanks @annas , there may be mistake as no one is perfect in any field
 one year ago

NashNugsBest ResponseYou've already chosen the best response.0
@mathslover i have no idea what that was haha
 one year ago

NashNugsBest ResponseYou've already chosen the best response.0
i think substitution would work best
 one year ago

annasBest ResponseYou've already chosen the best response.1
you can also use matrix method
 one year ago

mathsloverBest ResponseYou've already chosen the best response.3
@NashNugs seems that you are working on substitution at present so go through that IF you have studied matrices then use the @goformit100 's method
 one year ago

annasBest ResponseYou've already chosen the best response.1
3 3 2 5 1 1 3 4 2 2 5 7 make the row echelon form and you'll get your answers
 one year ago

NashNugsBest ResponseYou've already chosen the best response.0
i have not studies the matrix method. But i found the answer with substitution.
 one year ago

annasBest ResponseYou've already chosen the best response.1
ok it was just for your knowledge :)
 one year ago

NashNugsBest ResponseYou've already chosen the best response.0
would the answer be 4,3,1?
 one year ago

NashNugsBest ResponseYou've already chosen the best response.0
thats what i got, i might have done something wrong tho
 one year ago

NashNugsBest ResponseYou've already chosen the best response.0
is that what you got?
 one year ago

mathsloverBest ResponseYou've already chosen the best response.3
yes it seems right to me
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.