karenmudd
karenmudd
19-12-2014
Mathematics
contestada
x=2y-12
x= -6y + 20
Respuesta :
konrad509
konrad509
19-12-2014
[tex]x=2y-12\\ x= -6y + 20\\\\ 2y-12=-6y+20\\ 8y=32\\ y=4\\\\ x=2\cdot4-12\\ x=8-12\\ x=-4[/tex]
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