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Popular Word Problems >

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

Solution

A l v in i s 9 ye a rs o l d er t han El g a . T h e s u m o f t h e i r a g es i s 75. Wha t i s El g a^{'} s a g e ?

Solution

Elga^{'} s age is : 33

Solution steps

Translate the problem into an equation:

x + x - 9 = 75

Solve for

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

Find Elga's age

: 33

Elga^{'} s age is : 33

Popular Examples

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