vanessad6379
vanessad6379 vanessad6379
  • 09-02-2017
  • Mathematics
contestada

Can someone please help?

Can someone please help class=

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Аноним Аноним
  • 09-02-2017
The answer is 2. 2 

Hope this helped. Good luck!
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juanny1818
juanny1818 juanny1818
  • 09-02-2017
7(X^2+X)=49

X=1 OR X=-2
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