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  • 24-05-2017
  • Mathematics
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Algebra help please? thank you SO much in advance!

Algebra help please thank you SO much in advance class=

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Аноним Аноним
  • 24-05-2017
x(x + 3)  + x(x - 3) = 2
x^2 + 3x +x^2 - 3x = 2
2x^2 = 2
x^2 = 1
x = +1 and x = -1

answer 
x = +1 and x = -1
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