SreshtaL104386 SreshtaL104386
  • 03-11-2022
  • Mathematics
contestada

A number one fourth of that number, and one third of that number are added. The result is 38. What is the original number? Check your solution.

Respuesta :

SarahyH650699 SarahyH650699
  • 03-11-2022

Let the number be x, we have

[tex]\begin{gathered} x+\frac{x}{4}+\frac{x}{3}\text{ =38} \\ \frac{12x+3x+4x}{12}=38 \\ \frac{19x}{12}=38 \end{gathered}[/tex]

cross multiply

[tex]\begin{gathered} 19x\text{ = 456} \\ x\text{ = }\frac{456}{19} \\ x=24 \end{gathered}[/tex]

The original number is 24

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