AdrianaPerales16
AdrianaPerales16
16-11-2017
Mathematics
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Solve 3x+2y=7 and x-4y=-21
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duygumete03
duygumete03
16-11-2017
3x+2y=7 x-4y=-21
2(3x+2y=7) 6x+4y=14 x-4y=-21 7x=-7 x=0 Hope I helped!
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