Ask your own question, for FREE!
Mathematics 48 Online
OpenStudy (anonymous):

sove using the substitution method x+y=-2 y-2x=1

OpenStudy (anonymous):

simplify the 2nd equation into y = 2x+1 then plug it into equation one so it becomes x+(2x+1)=-2 the combine like terms and bring variables to one side. 3x + 1 = -2, 3x = -3, x = -1. then plug the x into any of the 2 equations to get y. -1 + y = -2, y = -1

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
gelphielvr: does anyone have any tips for getting better at balancing electrons?
39 minutes ago 2 Replies 0 Medals
gelphielvr: What are some adjectives that start with the letters "W, L, I" (repost since it g
1 hour ago 4 Replies 1 Medal
ShikuniShigana: My favorite drawings I did.
2 hours ago 20 Replies 5 Medals
kamariana: My recent drawings.
20 hours ago 8 Replies 2 Medals
XxXGhostXxX: Why does our smart score go down if we offline for awhile?
22 hours ago 2 Replies 0 Medals
75: Why is there a delete button for messages on qc but it doesnt delete?
1 day ago 5 Replies 0 Medals
EdwinJsHispanic: Does anyone make lyrics and music, if so, can I have any tips on how to write a f
1 day ago 7 Replies 1 Medal
CutsieWoopsie: how am I doing?
19 hours ago 13 Replies 1 Medal
IzzyCookie: If someone could tell me what they think of this, that would be great :D Is it okay if I cry? Sometimes I canu2019t.
1 day ago 10 Replies 3 Medals
Arriyanalol: What did teenagers want to do in the 1950s? Explain your reasoning.
1 day ago 9 Replies 1 Medal
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!