El3airadaalexanasal
El3airadaalexanasal El3airadaalexanasal
  • 25-09-2016
  • Mathematics
contestada

what is the value of r? 1.2r−1 1.3r=40

Respuesta :

misswild
misswild misswild
  • 25-09-2016
  the value is 
1.2r-11.3r=40

-10.Ir=40
r=40/-10.1
r=-0.2525
 
hope this helps :):):)
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