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פּוֹפּוּלָרִי Word Problems >

Alvin's age is two times Elga's age. The sum of their ages is 87. What is Elga's age?:years old

פתרון

A l v i n^{'} s a g e i s tw o t im es El g a^{'} s a g e . T h e s u m o f t h e i r a g es i s 87. Wha t i s El g a^{'} s a g e ? : ye a rs o l d

פתרון

Elga^{'} s age is : 29

Alvin^{'} s age is : 58

צעדי פתרון

Translate the problem into an equation:

2 x + x = 87

2 x + x = 87, x

פתור בשביל:

x = 29

age מצא את

Elga^{'} s age is : 29

Alvin^{'} s age is : 58

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