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Popolare Word Problems >

One number is 10 greater than another. The product of the numbers is 39 . Find the numbers.

Soluzione

O n e n u mb er i s 10 g re a t er t han an o t h er . T h e p ro d u c t o f t h e n u mb ers i s 39 . F in d t h e n u mb ers .

Soluzione

The numbers : 13, 3 or - 3, - 13

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 10 + y

x y = 39

x = 10 + y, x y = 39 : (x = 13, y = 3 x = - 3, y = - 13)

The numbers : 13, 3 or - 3, - 13

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