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Popolare Word Problems >

the differenza of two numbers is 18 and their sum is 90 find the two numbers

Soluzione

t h e d i ff ere n ce o f tw o n u mb ers i s 18 an d t h e i r s u m i s 90 f in d t h e tw o n u mb ers

Soluzione

The numbers : 54, 36

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x - y = 18

x + y = 90

x - y = 18, x + y = 90 : x = 54, y = 36

The numbers : 54, 36

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