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OpenStudy (anonymous):
need help with solving systems of equations with three variables, I'm a lil confused 4x+y=-7 x-2z=4 3y+2z=8
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OpenStudy (anonymous):
nvm I got it
OpenStudy (wolf1728):
A) 4x+y=-7 B) x-2z=4 C) 3y+2z=8 Add equations B & C. x + 3y = 12 Is that enough of a start for you?
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