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6 July, 23:46

1. Joe is x years of age. His sister is two years older

than him and his brother is three years older than

his sister. If his parents ages are both three times

Joe's age, write down an expression for the sum

of the ages of all the members of the family.

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Answers (1)
  1. 7 July, 00:45
    0
    9x + 7

    Step-by-step explanation:

    Joe's age = x

    sister's age = x + 2

    brother's age = x + 2 + 3

    parents' age = 3x * 2 because they are two

    Expression = x + x+2+x+2+3+6x

    =9x + 7
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