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受欢迎的 Word Problems >

The 差集 between two positive integers is 28 . One integer is three times as great as the other. Find the integers

解答

T h e d i ff ere n ce b e tw ee n tw o p os i t i v e in t e g ers i s 28 . O n e in t e g er i s t h ree t im es a s g re a t a s t h e o t h er . F in d t h e in t e g ers

解答

The numbers : 42, 14

求解步骤

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x - y = 28

x = 3 y

x - y = 28, x = 3 y : x = 42, y = 14

The numbers : 42, 14

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