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08-09-2019
Mathematics

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David Is 3 Years Old Than Triple Marie's Age. The Difference Of Their Ages Is 37. What Is The Sum Of Their Ages?

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meredith48034 meredith48034

08-09-2019

Answer:

x= Marie's age

x + 3: David's age

x + x + 3= 37

2x + 3 = 37

2x = 34

x = 17

x + 3 = 20

Marie is 17

Davis is 20

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