terinyccollive terinyccollive
  • 23-05-2017
  • Mathematics
contestada

two thirds of a number x decreased by 5 is 9 what is the number?

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Аноним Аноним
  • 23-05-2017
the answer is x=21 
if you want to know how i got it just ask me down below 
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3mar 3mar
  • 23-05-2017
Two thirds of a number x : [tex] \frac{2}{3} *x[/tex]

Two thirds of a number x decreased by 5:
[tex]\frac{2}{3} *x - 5[/tex]


Two thirds of a number x decreased by 5 is 9:

[tex]\frac{2}{3} *x - 5=9[/tex]


now solve for x:

2/3 x = 9+5
2/3 x = 14
x = 14*3/2
x=21


I hope I helped you.



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