magzilla70
magzilla70
01-02-2017
Mathematics
contestada
−9x+3y=27 8x+8y=40
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MartynBH
MartynBH
01-02-2017
Well first move the x's over to get 9X+27=3y and -8x+40=8y. Now just divide to isolate the y . 3x+9= y and -X+5= y.
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