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Mathematics
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18 March, 11:46
Simplify the expression: x2+x (x-5) - x+7
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+5
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Nylah Mcgrath
18 March, 14:35
0
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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