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Popular Word Problems >

Jairo is 4 years older than his sister Emma. The sum of the squares of their ages is 58. How old is Emma?

Solución

J ai ro i s 4 ye a rs o l d er t han hi s s i s t er E mma . T h e s u m o f t h e s q u a res o f t h e i r a g es i s 58. Ho w o l d i s E mma ?

Solución

Emma^{'} s age is : 3

Pasos de solución

Translate the problem into an equation:

x^{2} + (x - 4)^{2} = 58

Resolver para

x, x^{2} + (x - 4)^{2} = 58 : x = 7, x = - 3

Hallar Emma's age

: 3

Emma^{'} s age is : 3

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