90x+60y=360
60x+90y=360
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Answer:
90x +60 y = 360 =) 3x + 2y = 12 —(1)
60x +90y = 360 =) 2x + 3y = 12—(2)
y= 12-3x / 2 —(3)
4x + 12-3x / 2 = 12
=) x +12 /2= 12
=) x + 12 = 24
=) x =12
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