chanmyers chanmyers
  • 22-06-2014
  • Mathematics
contestada

Omg i'm confuse 

7(x+4) =9(x -2)

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konrad509
konrad509 konrad509
  • 22-06-2014
[tex]7(x+4) =9(x -2) \\ 7x+28=9x-18\\ 2x=46\\ x=23[/tex]
Answer Link
Аноним Аноним
  • 22-06-2014
7(x+4) = 9(x-2)
7x+28 = 9x-18
28+18 = 9x-7x
46 = 2x
46/2 = x
23 = x
Answer Link

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