Ask your own question, for FREE!
Mathematics 22 Online
OpenStudy (anonymous):

eru

OpenStudy (hesan):

its A

OpenStudy (hesan):

beacause we just add first two equation in order to elimenate z since z has opposite signs in 1st two eq.

OpenStudy (hesan):

Di u get that ??

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
r4v3n: How do I make a group chat :3
10 hours ago 2 Replies 3 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!