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Популярное Word Problems >

the greater of 2 numbers is 7 times the lesser number. 3 times the greater number is 7 more that 4 times the lesser number. what are the 2 numbers?

Решение

t h e g re a t er o f 2 n u mb ers i s 7 t im es t h e l esser n u mb er . 3 t im es t h e g re a t er n u mb er i s 7 m ore t ha t 4 t im es t h e l esser n u mb er . w ha t a re t h e 2 n u mb ers ?

Решение

The numbers : 2 \frac{15}{17}, \frac{7}{17}

Шаги решения

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 7 y

3 x = 7 + 4 y

x = 7 y, 3 x = 7 + 4 y : x = \frac{49}{17}, y = \frac{7}{17}

Преобразуйте неправильные дроби в смешанные числа:

\frac{49}{17} = 2 \frac{15}{17}

The numbers : 2 \frac{15}{17}, \frac{7}{17}

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