Sarah687
Sarah687 Sarah687
  • 16-03-2017
  • Mathematics
contestada

I don't know how to do this. I need help please.

I dont know how to do this I need help please class=

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TRibbz24
TRibbz24 TRibbz24
  • 16-03-2017
cross multiply, and use foil for (x-1)(x-1)  then multiply 4*16, then solve for x
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Аноним Аноним
  • 16-03-2017
the answer  is 9/16, 4/-7.
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