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A grandmother says her grandson is two years older than her granddaughter and that togther, they are at least 12 years old. how old are her grandson and granddaughter

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kukisbae
 x will be the granddaughter's age
x=2 will be the grandson's age.

x + x + 2 ≥ 12        Collect like terms.
           2x ≥ 12            Divide both sides by 2.             x ≥ 6 years      x + 2 ≥ 8 years

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