sd4tcbob sd4tcbob

29-12-2015
Mathematics

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gia is 4 years younger than her sister joy. the sum of thier ages is 74 how old is joy?

Respuesta :

lillz24 lillz24

29-12-2015

joys age is x
x + (x-4) = 74
2x = 78
x = 39
joy is 39 years old

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tessydaddy2000 tessydaddy2000

29-12-2015

Joy is 39 years old, Gia is 35

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