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Beliebt Word Problems >

A boy is 10 years older than his brother. In 4 years, he will be twice as old as his brother. Find the present age of each.

Lösung

A b oy i s 10 ye a rs o l d er t han hi s b ro t h er . I n 4 ye a rs, h e w i ll b e tw i ce a s o l d a s hi s b ro t h er . F in d t h e p rese n t a g e o f e a c h .

Lösung

Boy^{'} s age is : 16

Brother^{'} s age is : 6

Schritte zur Lösung

Translate the problem into an equation:

x + 4 = 2 (x - 10 + 4)

Löse nach

x, x + 4 = 2 (x - 10 + 4) : x = 16

Finde age

Boy^{'} s age is : 16

Brother^{'} s age is : 6

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