Micey21
Micey21 Micey21
  • 21-04-2017
  • Mathematics
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2. If y(x-1)=z then x=

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irspow
irspow irspow
  • 21-04-2017
y(x-1)=z  divide both sides by y

x-1=z/y  add 1 to both sides

x=(z/y)+1 or more neatly

x=(z+y)/y
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