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OpenStudy (anonymous):
5x+7y=10 3x+14y=6
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OpenStudy (anonymous):
I know I need to times the second equation that way I can cancel out the Y's but what do I times it by?
OpenStudy (debbieg):
maybe try multiplying the FIRST equation by -2... hmm? :)
OpenStudy (anonymous):
so that gives me -10x-14y=-20 3x+14y=6 --------- -7x=-14 -14/-7= 2x! thanks :D
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