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Ann and Vanz are siblings. Vanz is one less than 3 times Ann's age. The sum of their age is 23 How old is Ann?​

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Answer:

Ann is 6 years old

Step-by-step explanation:

Vanz = 3x - 1

Ann = x

Equation:

  • Ann + Vann = 23
  • (3x-1) + x = 23

Solving ,

  • 3x-1+x = 23
  • 4x-1 = 23
  • 4x = 23+1
  • 4x = 24
  • x = 24/4
  • x = 6

Now ,

  • Anne = x or 6yrs old

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