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פּוֹפּוּלָרִי Word Problems >

My mother is 39 years older than I am. 15 years ago, she was 3 more than triple my age.

פתרון

M y m o t h er i s 39 ye a rs o l d er t han I am . 15 ye a rs a g o, s h e w a s 3 m ore t han t r i pl e m y a g e .

פתרון

Mother^{'} s age is : 72

my age is : 33

צעדי פתרון

Translate the problem into an equation:

x - 15 = 3 + 3 (x - 39 - 15)

x - 15 = 3 + 3 (x - 39 - 15), x

פתור בשביל:

x = 72

age מצא את

Mother^{'} s age is : 72

my age is : 33

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