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Mathematics 7 Online
OpenStudy (anonymous):

Solve the system of equations using any method. x + y - 5z = 3 x - 2z = 1 2x - y - z = 1

OpenStudy (primeralph):

x = 1-2z start there

OpenStudy (primeralph):

combine 1 and 3 to eliminate y.

OpenStudy (thesecret20111):

Do you understand what he's telling you to do and why?

OpenStudy (anonymous):

Thanks. I got it!

OpenStudy (anonymous):

Totally should have gotten that on my own :P

OpenStudy (primeralph):

Smart kid.

OpenStudy (thesecret20111):

There's no shame in asking for a little kick start ;)

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