ploy811 ploy811
  • 21-12-2014
  • Mathematics
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If 5 times the value of a number is increased by 3, the result is 28. What is the number?

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konrad509
konrad509 konrad509
  • 21-12-2014
[tex]5x+3=28|-3\\ 5x=25|:5\\ x=5[/tex]
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Rodeway
Rodeway Rodeway
  • 21-12-2014
5x + 3 = 28      /-3
5x=25    /:5
x= 25 : 5 
x= 5

The number is 5.
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