moriah18
moriah18 moriah18
  • 02-09-2016
  • Mathematics
contestada

2xy = x+7 solve for x.

Respuesta :

Аноним Аноним
  • 02-09-2016
2xy=x+7
2xy-x=7
x(2y-1)=7
x=7/(2y-1)

Answer: x=7/(2y-1)
Answer Link
Аноним Аноним
  • 02-09-2016
Ok,

First, you have to subtract x from both sides,
2xy-x=7

Then you factor out the common term, x
x(2y-1)=7

The last step is to divide....
 divide both sides by 2y-1

So you now get 
x= 7/2y-1

Answer Link

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