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OpenStudy (anonymous):
if you wanted to eliminate the x variable by adding the two equations in the following system, what could be your first step? 2x-y=6 4x-4y=10
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OpenStudy (anonymous):
Multiply the top equation by -2.
OpenStudy (anonymous):
-4x +2y =-12 and then add the two and the x's cancel.
OpenStudy (anonymous):
thanks :)
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