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Mathematics 11 Online
OpenStudy (anonymous):

Solve the system using elimination: -3x + 3y = 4 -x + y = 3

OpenStudy (anonymous):

Just like the last one, you wanna cancel out an x or y. So let's multiply the bottom equation by -3

OpenStudy (anonymous):

wait.....crud......hmmmmm lol let me think

OpenStudy (anonymous):

It would eliminate BOTH variables! We need to keep one of those to solve for them

OpenStudy (anonymous):

don't think you can really do elimination with this one

OpenStudy (anonymous):

don't think you can really do elimination with this one

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