Respuesta:
3p +2 -4p+1= 6p-1-9p
3p -4p -6p+9p= -1 -2-1
2p= -4(-1)
2p= 4
p= 4/2
p=2
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Respuesta:
3p +2 -4p+1= 6p-1-9p
3p -4p -6p+9p= -1 -2-1
2p= -4(-1)
2p= 4
p= 4/2
p=2