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شائع Word Problems >

Tom is three times Karin’s age. In ten years, he will be double Karin’s age. How old is Tom now?

الحلّ

T o m i s t h ree t im es K a r in ’ s a g e . I n t e n ye a rs, h e w i ll b e d o u b l e K a r in ’ s a g e . Ho w o l d i s T o m n o w ?

الحلّ

Tom^{'} s age is : 30

خطوات الحلّ

Translate the problem into an equation:

3 x + 10 = 2 (x + 10)

3 x + 10 = 2 (x + 10), x

حلّ لـ:

x = 10

Tom's age جد:

30

Tom^{'} s age is : 30

أمثلة شائعة

The diameter of a circle is 26 kilometers. What is the circle's circumference?Twice the difference of a number and 3 is 9.Six less than the product of 3 and a number is equal to 5.9 plus 6 times a number is 9 times the number Mary, who is sixteen years old, is four times as old as her brother. How old will Mary be when she is twice as old as her brother?