How do I use matrices to find the solution of the system of equations #y=−2x−4# and #y+4=−2x#?

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How do I use matrices to find the solution of the system of equations #y=−2x−4# and #y+4=−2x#?

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Answer 1 · 2014-12-30T18:26:28

Well, actually you have a system with two equal equations!
If you want to find the points (with coordinates #x# and #y#) in common between a line (first equation) and itself (second equation) you'll find an #oo# number of points...

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How do I use matrices to find the solution of the system of equations #y=−2x−4# and #y+4=−2x#?

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