LadyHaven68 LadyHaven68

27-04-2015
Mathematics

Answered

Simplify the expression: x2+x(x-5)-x+7
Answer

Answer :

27-04-2015

I'm assuming that by x2 you mean x^2 (x squared?)

If so:

Expand x(x-5) to get x^2+x^2-5x-x+7, then combine terms to get 2x^2-6x+7.

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