sharayaj sharayaj

07-01-2018
Mathematics

contestada

Mary is 21 years old. Her age is 9 years more than 3 times Henry’s age. Which equation can be used to determine x, Henry’s age in years?

Respuesta :

samlsheppard43 samlsheppard43

07-01-2018

21-9=12
12/3=4
Henry is 4

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