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Popolare Word Problems >

Kevin is 6 years older than Timothy, but 4 years ago Kevin was twice as old as Timothy. Find their present ages.

Soluzione

Ke v in i s 6 ye a rs o l d er t han T im o t h y, b u t 4 ye a rs a g o Ke v in w a s tw i ce a s o l d a s T im o t h y . F in d t h e i r p rese n t a g es .

Soluzione

Kevin^{'} s age is : 16

Timothy^{'} s age is : 10

Fasi della soluzione

Translate the problem into an equation:

x - 4 = 2 (x - 6 - 4)

Risolvi per

x, x - 4 = 2 (x - 6 - 4) : x = 16

Trova age

Kevin^{'} s age is : 16

Timothy^{'} s age is : 10

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