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2 In 5 years time I will be 5 times as old as I was 11 years ago. Form a suitable equation, and hence determine my age. \(? \)

الحلّ

2 In 5 years time I will be 5 times as old as I was 11 years ago. Form a suitable equation, and hence determine my age. \( ? \)

الحلّ

my age is : 21 \frac{2}{3}

خطوات الحلّ

Translate the problem into an equation:

2 (x + 5) = 5 (x - 11)

2 (x + 5) = 5 (x - 11), x

حلّ لـ:

x = \frac{65}{3}

حوّل من كسر تخيّليّ لعدد مختلط:

21 \frac{2}{3}

my age is : 21 \frac{2}{3}

أمثلة شائعة

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