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פּוֹפּוּלָרִי Word Problems >

the sum of the ages of a father and son is 76. four years ago, the father was 3 times as old as the son. find the present age of each

פתרון

t h e s u m o f t h e a g es o f a f a t h er an d so n i s 76. f o u r ye a rs a g o, t h e f a t h er w a s 3 t im es a s o l d a s t h e so n . f in d t h e p rese n t a g e o f e a c h

פתרון

Father^{'} s age is : 55

Boy^{'} s age is : 21

צעדי פתרון

Translate the problem into an equation:

x - 4 = 3 (76 - x - 4)

x - 4 = 3 (76 - x - 4), x

פתור בשביל:

x = 55

age מצא את

Father^{'} s age is : 55

Boy^{'} s age is : 21

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