Seudónimo Seudónimo
  • 01-12-2015
  • Mathematics
contestada

the difference between a number divided by 3 and 4 is 20

Respuesta :

JaySL JaySL
  • 01-12-2015
Set the number to x.

[tex]\frac{x}{3}-\frac{x}{4}=20[/tex]
[tex]\frac{4x}{12}-\frac{3x}{12}=20[/tex]
[tex]\frac{x}{12}=20[/tex]
[tex]x=240[/tex]

Thus, the number is 240.
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