willguaman
willguaman
22-01-2017
Mathematics
contestada
5x-7y+2=0 y 15x-21y=7
Respuesta :
micaelae
micaelae
22-01-2017
the first expression comes down to be
y= 2/7 + 5/7x
the second expression comes down to be
y= 7/-21 + 15/-21x
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