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Populaire >

Jenny is twice as old as Nicole. In 5 years, the sum of their ages will be 43.Find their ages three years ago.

Solution

Jenny is twice as old as Nicole. In 5 years, the sum of their ages will be 43.Find their ages three years ago.

Solution

Nicole age 3 years ago : 8

Jenny age 3 years ago : 19

étapes des solutions

Translate the problem into an equation:

2 x + 5 + x + 5 = 43

Solutionner pour

x, 2 x + 5 + x + 5 = 43 : x = 11

Trouver age

Nicole age 3 years ago : 8

Jenny age 3 years ago : 19

Exemples populaires

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