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Popolare Word Problems >

Karen is 5 years younger than Susan. 3 years ago, the sum of their ages was 11. How old are they now?

Soluzione

K a re n i s 5 ye a rs yo u n g er t han S u s an . 3 ye a rs a g o, t h e s u m o f t h e i r a g es w a s 11. Ho w o l d a re t h ey n o w ?

Soluzione

Karen^{'} s age is : 6

Susan^{'} s age is : 11

Fasi della soluzione

Translate the problem into an equation:

x - 3 + x + 5 - 3 = 11

Risolvi per

x, x - 3 + x + 5 - 3 = 11 : x = 6

Trova age

Karen^{'} s age is : 6

Susan^{'} s age is : 11

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