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Popolare Word Problems >

the sum of two numbers is 261. their differenza is 175. write a system of equations and solve to find the two numbers

Soluzione

t h e s u m o f tw o n u mb ers i s 261. t h e i r d i ff ere n ce i s 175. w r i t e a sys t e m o f e q u a t i o n s an d so l v e t o f in d t h e tw o n u mb ers

Soluzione

The numbers : 218, 43

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 261

x - y = 175

x + y = 261, x - y = 175 : x = 218, y = 43

The numbers : 218, 43

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