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פּוֹפּוּלָרִי Word Problems >

gina is 4 years yunger than twice David's age. Gina is 18 . How old is davis

פתרון

gina is 4 years yunger than twice David's age. Gina is 18 . How old is davis

פתרון

David^{'} s age is : \frac{3}{7}

Gina^{'} s age is : 18

צעדי פתרון

Translate the problem into an equation:

42 x = 18

42 x = 18, x

פתור בשביל:

x = \frac{3}{7}

age מצא את

David^{'} s age is : \frac{3}{7}

Gina^{'} s age is : 18

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