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פּוֹפּוּלָרִי Word Problems >

Gabrielle is 13 years older than Mikhail. The sum of their ages is 81 . What is Mikhail's age?

פתרון

G ab r i e ll e i s 13 ye a rs o l d er t han M ikhai l . T h e s u m o f t h e i r a g es i s 81 . Wha t i s M ikhai l^{'} s a g e ?

פתרון

Mikhail^{'} s age is : 34

צעדי פתרון

Translate the problem into an equation:

x + x - 13 = 81

x + x - 13 = 81, x

פתור בשביל:

x = 47

Mikhail's age מצא את:

34

Mikhail^{'} s age is : 34

דוגמאות פופולריות

Alvin's age is three times Elga's age. The sum of their ages is 108. What is Elga's age?you deposit 5000 dollars into an account that pays 2.25% annual interest. find the balance after 5 years when the interest is compounded quarterly Mark's current age is six less than five times Nico's age. In 15 years, Mark's age will be twice Nico's age. Find their present ages.7 less than the product of 3 and a number eight more than twice a number is fifty