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פּוֹפּוּלָרִי Word Problems >

kathy is 7 years younger than brian. the sum of their ages is 84 how old is brian

פתרון

ka t h y i s 7 ye a rs yo u n g er t han b r ian . t h e s u m o f t h e i r a g es i s 84 h o w o l d i s b r ian

פתרון

Brian^{'} s age is : 45 \frac{1}{2}

צעדי פתרון

Translate the problem into an equation:

x + x + 7 = 84

x + x + 7 = 84, x

פתור בשביל:

x = \frac{77}{2}

Brian's age מצא את:

45 \frac{1}{2}

Brian^{'} s age is : 45 \frac{1}{2}

דוגמאות פופולריות

allison is 3 years younger than her sister. the sum of their ages is 25 how old is allisons sister Gregory is 2 years older than Vivian. In 9 years the sum of their ages will be 84. How old is Gregory now?Cameron is 22 years younger than Caitlyn. 3 years ago, Caitlyn's age was 2 times Cameron's age. How old is Cameron now?Ms. Ruiz is 9 years older than 6 times as many tears old as carlos. Ms.Ruiz is 57 year oldWhat is carlos age in years Alvin's age is two times Elga's age. The sum of their ages is 51. What is Elga's age?