Ask your own question, for FREE!
Mathematics 9 Online
OpenStudy (anonymous):

solve by the substitution method 5x + 5y = 20, -3x + y = 12

OpenStudy (anonymous):

-3x + y = 12 y = 12 + 3x substitue y = 12 + 3x into 5x + 5y = 20 and solve

OpenStudy (anonymous):

? not sure

OpenStudy (anonymous):

not sure about what

OpenStudy (anonymous):

you typed sub y = 12 + 3x into 5x + 5y =20 what am i substituting?

OpenStudy (anonymous):

you know that y equals 12 + 3x In this equation there's a y 5x + 5y =20

OpenStudy (anonymous):

got it. thanks

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
clllaaaaaire: CLOSED
8 hours ago 0 Replies 0 Medals
GhostRecon: THIS SITE IS DEADDD ASFFF THIS USED TO BE POPPIN
8 hours ago 1 Reply 0 Medals
RiftBreaker: why do most jobs require CPR cards
2 days ago 4 Replies 0 Medals
RiftBreaker: best emo country type music
2 days ago 1 Reply 0 Medals
RiftBreaker: what's the best anime like fire force
3 days ago 4 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!