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Phổ biến Word Problems >

an integer is 3 more than another. If the product of the two integers is 130, then find the integers.

Lời Giải

an in t e g er i s 3 m ore t han an o t h er . I f t h e p ro d u c t o f t h e tw o in t e g ers i s 130, t h e n f in d t h e in t e g ers .

Lời Giải

The numbers : 13, 10 or - 10, - 13

Các bước giải pháp

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 3 + y

x y = 130

x = 3 + y, x y = 130 : (x = 13, y = 10 x = - 10, y = - 13)

The numbers : 13, 10 or - 10, - 13

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