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شائع Word Problems >

John is 4 times as old as Martha. Five years ago, the sum of their ages is 50. Find their present age.

الحلّ

J o hn i s 4 t im es a s o l d a s M a r t ha . F i v e ye a rs a g o, t h e s u m o f t h e i r a g es i s 50. F in d t h e i r p rese n t a g e .

الحلّ

Martha^{'} s age is : 12

John^{'} s age is : 48

خطوات الحلّ

Translate the problem into an equation:

4 x - 5 + x - 5 = 50

4 x - 5 + x - 5 = 50, x

حلّ لـ:

x = 12

age جد

Martha^{'} s age is : 12

John^{'} s age is : 48

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