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Five years ago, Zarah was twice as old as Emman. If Zarah is currently 21 years old now, how old is Emman?

Solution

Five years ago, Zarah was twice as old as Emman. If Zarah is currently 21 years old now, how old is Emman?

Solution

Emman^{'} s age is : 13

Solution steps

Translate the problem into an equation:

2 (x - 5) = 21 - 5

Solve for

x, 2 (x - 5) = 21 - 5 : x = 13

Emman^{'} s age is : 13

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