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OpenStudy (igreen):
ONLINE GRAPHING CALCULATOR WITH X, Y, AND Z? PLEASE HELP!!
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OpenStudy (igreen):
@ganeshie8
OpenStudy (igreen):
I don't know how to solve the 3 equations..
OpenStudy (igreen):
Like this: What is the solution to the system of equations? \(-x + y +2z=7\) \(2x - 3y -2z =-4\) \(~x~~~~~~~~-z=-2\)
ganeshie8 (ganeshie8):
start by eliminating \(y\) from first two equations
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