AndreyMicoviz
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Edwin is four times as old as Joshua. In 12 years, Joshua's age will be half than that of Edwin's. How old are they?

Sagot :

let joshua's age be x
let edwin's age be 4x

in 12 years joshua's age is equal to 2x
x + 12 =2x
x=12

joshua is 12
edwin is 4(12) = 48

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