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teresa20 teresa20
  • 15-06-2016
  • Mathematics
Answered

x squared +x (×-5)-×+7

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nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 16-06-2016

\(x^{2} +x(x-5)-x+7 \\ = x^{2} + x^{2} -5x-x+7 \\ =2 x^{2} -6x+7\)

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gibsonj gibsonj
  • 20-06-2016

X^2 + x2 - 5x - x +7 = 2x^2 - 6x +7

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