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受欢迎的 Word Problems >

The sum of two number is 64.Twice the larger number plus five times the smaller number is 20. find the two number

解答

T h e s u m o f tw o n u mb er i s 64. Tw i ce t h e l a r g er n u mb er pl u s f i v e t im es t h e s ma ll er n u mb er i s 20. f in d t h e tw o n u mb er

解答

The numbers : 100, - 36

求解步骤

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 64

2 x + 5 y = 20

x + y = 64, 2 x + 5 y = 20 : x = 100, y = - 36

The numbers : 100, - 36

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