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√7-x+5=x help please
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√7-x+5=x help please
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Jan 15, 2016
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√7-x+5=x help please
Mathematics
high-school
Abhendra Singh
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Abhendra Singh
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1
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x-5=
Squaring and subtracting 7-x, we get:
Factoring, we have:
(x-6)(x-3)=0
So x can be 6 or 3.
Nicholas Domenichini
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Jan 20, 2016
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Nicholas Domenichini
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