x^2 + 3xy^2 = 48
y^2 + 3x^2y = 16
What is x+y
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fjdhfhdjshdhdbcbsjsbfjcjdjfjcjdhfhc snsnshshdhdhd the world and the value of the year again when we all pledge to change the world and the value of the year of the world and sir sir xbdbdhdhd the value of the year again when
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Use identity》(a+b)^3=a^3+3a^2b+3ab^2+b^3
and the answer is 4
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