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Phổ biến Word Problems >

The sum of two numbers is 13 . The hiệu of the two numbers is 87:What are the two numbers?

Lời Giải

T h e s u m o f tw o n u mb ers i s 13 . T h e d i ff ere n ce o f t h e tw o n u mb ers i s 87 : Wha t a re t h e tw o n u mb ers ?

Lời Giải

The numbers : 50, - 37

Các bước giải pháp

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 13

x - y = 87

x + y = 13, x - y = 87 : x = 50, y = - 37

The numbers : 50, - 37

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