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Populaire >

Alvin is 9 years older than Elga. The sum of their ages is 75. What is Elga's age?

Solution

Alvin is 9 years older than Elga. The sum of their ages is 75. What is Elga's age?

Solution

Elga^{'} s age is : 33

étapes des solutions

Translate the problem into an equation:

x + x - 9 = 75

Solutionner pour

x, x + x - 9 = 75 : x = 42

Trouver Elga's age

: 33

Elga^{'} s age is : 33

Exemples populaires

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