Armani1947
Armani1947
04-08-2017
Mathematics
contestada
Which is a factor of 54xy + 45x + 18y + 15?
Respuesta :
irspow
irspow
04-08-2017
Upon slight rearrangement...
54xy+18y+45x+15 now factor 1st and 2nd pair of terms
18y(3x+1)+15(3x+1) which is equal to
(18y+15)(3x+1) and you can further factor the first binomial factor
3(6y+5)(3x+1)
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